FACTBOX-Security developments in Afghanistan, Nov 6

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Nov 6 (Reuters) - Following are security developments in Afghanistan at 1230 GMT on Friday.

SOUTHERN AFGHANISTAN - Two U.S. service members were killed in an explosion in southern Afghanistan on Thursday, the NATO-led force in said. It gave no further details of the location of the incident or the unit involved.

HELMAND - A British soldier from 3rd Battalion, The Rifles, was killed in an explosion in Sangin in Helmand province in the south of the country, the British Ministry of Defence said.

(Compiled by Peter Graff; Editing by Paul Tait) (For more Reuters coverage of Afghanistan and Pakistan, see: http:/www.reuters.com/news/globalcoverage/afghanistanpakistan)