ADDRESSING GRADUATES U.S. Navy Adm. Mike Mullen, chairman of the Joint Chiefs of Staff, addresses graduates at the 2010 Pardee Rand Graduate School commencement ceremony in Santa Monica, Calif., June 12, 2010. Mullen was granted an honorary degree from the school, which trains future leaders in public policy. SHARE: Download: Full Size (0.04 MB) Credit: VIRIN: 012613-Z-VUB85-277.jpg Photo Gallery