Article Photos: Afghan insider attack kills 4 US troops



Afghans burn U.S. and Israeli flags in Kabul, Afghanistan, Sunday, Sept. 16, 2012 during a protest against an Internet video that mocks the Prophet Muhammad. The video sparked protests throughout the Muslim world and Afghan government blocked the YouTube site that hosts the video and its parent company, Google Inc., over the weekend in a move to prevent violent protests. (AP Photo/Ahmad Jamshid)

Afghans burn U.S. and Israeli flags in Kabul, Afghanistan, Sunday, Sept. 16, 2012 during a protest against an Internet video that mocks the Prophet Muhammad. The video sparked protests throughout the Muslim world and Afghan government blocked the YouTube site that hosts the video and its parent company, Google Inc., over the weekend in a move to prevent violent protests. (AP Photo/Ahmad Jamshid)