Taliban Leader Mullah Omar says his fighters have infiltrated the Afghan Police, the Afghan Army, and are killing a growing number of American troops. Omar released that message on an already deadly day.

Last week, A spokesman for the NATO coalition in Afghanistan said a black hawk helicopter crashed in Kandahar Province killing seven U.S. troops and four Afghans.

Col. Cedric Leighton (U.S. Air Force, retired) discussed "green-on-blue" attacks on Capital Insider.