Ninth Air Force members and augmentees register Mission Readiness Exercise (MRX) 19-2 participants during the Joint Reception, Staging, Onward Movement and Integration (JROSI), Shaw Air Force Base, S.C., Dec. 9, 2018. The JRSOI transitions members, equipment and materials into forces capable of meeting the commander’s operational requirements. This was the first time Ninth AF implemented a full JRSOI with three iterations to inprocess Ninth AF headquarters members, U.S. Transportation Command’s Joint Enabling Capabilities Command members and other joint and coalition partners. MRX 19-2 was an initial operational capability certification event designed to demonstrate Ninth Air Force’s ability to effectively plan, prepare, execute and assess Combined Joint Task Force operations at the operational level of war as tasked by the Air Force Chief of Staff. (U.S. Air Force photo by Tech. Sgt. Amanda Dick)