FILE - In this March 26, 2012 file photo, Marine Gen. John Allen speaks during a news conference at the Pentagon. The White House says President Barack Obama wants to give Allen time to

 

              FILE - In this March 26, 2012 file photo, Marine Gen. John Allen speaks during a news conference at the Pentagon. The White House says President Barack Obama wants to give Allen time to
FILE - In this March 26, 2012 file photo, Marine Gen. John Allen speaks during a news conference at the Pentagon. The White House says President Barack Obama wants to give Allen time to consider his next assignment before deciding whether to proceed with his nomination to lead U.S. and NATO forces in Europe. (AP Photo/Haraz N. Ghanbari, File)