** FILE ** This July 22, 2012, file photo shows U.S. Gen. John Allen, top commander of the NATO-led International Security Assistance Forces (ISAF) and U.S. forces in Afghanistan, during an interview with The Associated Press in Kabul, Afghanistan. (AP Photo/Musadeq Sadeq, File)

Photo by: Musadeq Sadeq

** FILE ** This July 22, 2012, file photo shows U.S. Gen. John Allen, top commander of the NATO-led International Security Assistance Forces (ISAF) and U.S. forces in Afghanistan, during an interview with The Associated Press in Kabul, Afghanistan. (AP Photo/Musadeq Sadeq, File)