David H. Petraeus, former army general and head of the Central Intelligence Agency, tastes a ceremonial cake presented to him by Hector Sandoval, a member of the USC ROTC program, at the annual dinner for veterans and ROTC students at the Univeristy of Southern California, in downtown Los Angeles Tuesday, March 26, 2013.  It marked Petraeus' first public remarks since he retired as head of the CIA after an extramarital affair scandal. (AP Photo/Reed Saxon)
{}