Survival Course Marine Corps Sgt. Carmine Magnoli acts as a swim instructor during a water survival course in Coveñas, Colombia, July 14, 2023, during UNITAS, the world’s longest-running annual multinational maritime exercise. SHARE: Download: Full Size (0.36 MB) Tags: unitas, partnerships, training, Marine Corps Credit: Marine Corps Lance Cpl. Samuel Qin VIRIN: 230714-M-PV411-1238C.JPG Photo Gallery