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Pictures | Mon Jul 16, 2012 | 9:55am EDT

One Tough Mudder

<p>A competitor climbs out of a tube during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. The Tough Mudder is a nine mile endurance event which runs competitors through a military style obstacle course complete with mud, water and fire. REUTERS/Jessica Rinaldi </p>

A competitor climbs out of a tube during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. The Tough Mudder is a nine mile endurance event which runs competitors through a military style obstacle course complete with mud, water and...more

A competitor climbs out of a tube during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. The Tough Mudder is a nine mile endurance event which runs competitors through a military style obstacle course complete with mud, water and fire. REUTERS/Jessica Rinaldi

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<p>Competitors pull themselves over water along a rope during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi </p>

Competitors pull themselves over water along a rope during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

Competitors pull themselves over water along a rope during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

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<p>A competitor runs through a fire obstacle during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi </p>

A competitor runs through a fire obstacle during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

A competitor runs through a fire obstacle during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

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<p>A competitor reacts after being zapped by an electrified wire during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi </p>

A competitor reacts after being zapped by an electrified wire during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

A competitor reacts after being zapped by an electrified wire during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

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<p>Competitors react as they run through electrified wires before crossing the finish line of the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012.  REUTERS/Jessica Rinaldi </p>

Competitors react as they run through electrified wires before crossing the finish line of the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

Competitors react as they run through electrified wires before crossing the finish line of the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

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<p>Mud flies in front of a competitor as he swims through mud underneath electrified wires during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi </p>

Mud flies in front of a competitor as he swims through mud underneath electrified wires during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

Mud flies in front of a competitor as he swims through mud underneath electrified wires during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

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<p>A competitor reacts after jumping into a vat of ice water during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi </p>

A competitor reacts after jumping into a vat of ice water during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

A competitor reacts after jumping into a vat of ice water during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

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<p>Competitors crawl through mud underneath electrified wires during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi </p>

Competitors crawl through mud underneath electrified wires during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

Competitors crawl through mud underneath electrified wires during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

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<p>A competitor falls as he runs through tires during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi </p>

A competitor falls as he runs through tires during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

A competitor falls as he runs through tires during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

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<p>A competitor climbs out of a tube during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi </p>

A competitor climbs out of a tube during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

A competitor climbs out of a tube during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

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<p>Competitors embrace as they cross the finish line of the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi </p>

Competitors embrace as they cross the finish line of the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

Competitors embrace as they cross the finish line of the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

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<p>Competitors work to pull a woman up an obstacle where competitors must jump to the top of a half pipe during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi </p>

Competitors work to pull a woman up an obstacle where competitors must jump to the top of a half pipe during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

Competitors work to pull a woman up an obstacle where competitors must jump to the top of a half pipe during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

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<p>A competitor wears a camera on his head as he competes in the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi </p>

A competitor wears a camera on his head as he competes in the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

A competitor wears a camera on his head as he competes in the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

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<p>Competitors jump into a vat of ice water during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi </p>

Competitors jump into a vat of ice water during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

Competitors jump into a vat of ice water during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

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<p>Competitors swim through mud underneath electrified wires during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi </p>

Competitors swim through mud underneath electrified wires during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

Competitors swim through mud underneath electrified wires during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

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<p>Mud flies in front of a competitor as he swims through mud underneath electrified wires during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi </p>

Mud flies in front of a competitor as he swims through mud underneath electrified wires during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

Mud flies in front of a competitor as he swims through mud underneath electrified wires during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

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<p>Mud flies off a competitor's shoes as he runs out of an obstacle during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi </p>

Mud flies off a competitor's shoes as he runs out of an obstacle during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

Mud flies off a competitor's shoes as he runs out of an obstacle during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

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<p>A competitor comforts his teammate after she made it through the last obstacle during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi </p>

A competitor comforts his teammate after she made it through the last obstacle during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

A competitor comforts his teammate after she made it through the last obstacle during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

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<p>A competitor squints as he gets up after trying to run up a half pipe during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi </p>

A competitor squints as he gets up after trying to run up a half pipe during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

A competitor squints as he gets up after trying to run up a half pipe during the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

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<p>Competitors embrace after crossing the finish line in the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi</p>

Competitors embrace after crossing the finish line in the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

Competitors embrace after crossing the finish line in the Tough Mudder at Mt. Snow in West Dover, Vermont July 15, 2012. REUTERS/Jessica Rinaldi

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