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Afghans hold their plastic bags as they wait to receive free food donated by a private charity during one of the last days of the Muslim holy fasting month of Ramadan at a mosque in Kabul, Afghanistan on Wednesday, Aug. 15, 2012. Ramadan is the ninth month of the Muslim year that lasts around 30 days, in which strict fasting is observed from sunrise to sunset. (AP Photo/Musadeq Sadeq)

Afghan attack kills US troops

An Afghan soldier turned his gun on American troops

at a checkpoint in the country's east, killing two Americans and at

least two fellow members of Afghanistan's army in a shooting that marked

both the continuance of a disturbing trend of insider attacks and the 2,000th U.S. troop death in the long-running war. (AP)