U.S. Marines with Special Purpose Marine Air-Ground Task force – Crisis Response – Central Command, conduct a long range raid during Mission Rehearsal Exercise (MRX), Sept. 12, 2015, in Southwest Asia. MRX is a first-of-its kind collaboration between SPMAGTF-CR-CC, the 15th Marine Expeditionary Unit, and regional partners in a bilateral exercise under the leadership of 5th Marine Expeditionary Brigade—bringing together both sea-based and shore-based MAGTFs under one command. http://www.dvidshub.net/video/425746/new-combat-scenario-tests-us-marines-partners-readiness-southwest-asia