U.S. Marines from 3rd Marine Logistics Group prepare a generator Feb. 10 in Sattahip, Kingdom of Thailand, that will power the tactical water purification system to support operations during exercise Cobra Gold 2013. The exercise includes humanitarian and civic assistance projects, a staff exercise and field training exercises. Joint and multinational training is vital to maintaining the readiness and interoperability of all participating military forces. 3rd MLG is a part of III Marine Expeditionary Force.