Adm. Mike Mullen greets Australian Prime Minister Julia Gillard. Chairman of the Joint Chiefs of Staff Adm. Mike Mullen, U.S. Navy, greets Australian Prime Minister Julia Gillard at a ceremony on the steps of the Lincoln Memorial in Washington, D.C., on March 7, 2011. The ceremony announced the donation of $3.3 million by the Australian government to help fund the "Education Center at the Wall" that would be located near the Vietnam Veterans' Memorial. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 237639-J-OQN48-338.jpg Photo Gallery