Lt. Gen. Rex C. McMillian, commander of Marine Forces Reserve, speaks to the Reserve Marines attending Integrated Training Exercise 4-16 aboard Marine Corps Air Ground Combat Center Twentynine Palms, Calif., June 19, 2016. Over the two-week period the Marines trained in combined-arms exercises to hone their skills as a Marine Air Ground Task Force, in order to prepare for worldwide deployment and augment the active component.