COMMANDER'S GREETING U.S. Marine Corps Gen. John R. Allen, commander, International Security Assistance Force, right, greets U.S. Deputy Defense Secretary Ashton B. Carter in, Kabul, Afghanistan, Oct. 21, 2012. Carter is on a seven-day trip to the Middle East. Allen has been nominated to serve as NATO’s supreme allied commander for Europe and commander of U.S. European Command. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 555714-V-LXA03-518.jpg Photo Gallery