Capt. Raymond Lopes instructs his Marines on how to handle rioters. U.S. Marine Corps Capt. Raymond Lopes (far left) instructs his Marines on how to handle rioters during stations training as part of UNITAS 45-04 in Salinas, Peru, on July 7, 2004. UNITAS is an annual training exercise focused on advancing operational capabilities and inter-operations, as well as relations between the U.S. Navy and South American naval forces. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 980153-Y-DFW75-100.jpg Photo Gallery