Target locked! Congress plots East Coast missile defense - Decoder (2:47) 

Even as the nation frets over the fiscal cliff Congress is pushing along an $8.5 billion plan to protect the East Coast with a missile defense system, mainly to shield New York City and Washington from a possible Iranian strike. Reuters correspondent Jim Wolf explains how the system would work and why it’s under consideration again. (December 24, 2012)Produced by Tom Rowe and David J. FazekasEdited by David J. FazekasGraphics by Adam Weisen

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