Soldiers with a joint U.S. Army, Navy and Air Force Provincial Reconstruction Team keep cover in Afghanistan's Shemgal Valley. (PHOTO CREDIT: GETTY IMAGES) From CNN's Jack Cafferty: The U.S. is losing the war in Afghanistan – so says Senator John McCain. "When you aren't winning in this kind of war, you are losing. And, in … Continue reading U.S. losing war in Afghanistan?