A Funeral of 2 Friends: C.I.A. Deaths Rise in Secret Afghan War<br />operatives killed in Afghanistan since 2001 include Dario Lorenzetti, a West Point graduate<br />and former Ranger, who died in 2012 after a member of the Afghan intelligence service detonated a suicide vest in an insider attack; Jay Henigan, 61, a contractor and plumber who was gunned down in Kabul in 2011 during an attack; a pair of paramilitary officers killed in 2003 while tracking terrorists in southeastern Afghanistan; and Nathan Ross Chapman, a Green Beret who was detailed to a C. I.A.<br />Greg Vogle, an agency operative who took Mr. Karzai into Afghanistan, went on to run the paramilitary division and became the top spy at the C. I.A.<br />In 2009, in the worst loss for the agency in Afghanistan, a suicide bomber detonated an explosives vest and killed seven C. I.A.
