U.S. Marine Lt Col. David L. Odom greets U.S. Senator John McCain Dec. 7 on Camp Bastion, Afghanistan. U.S. Military service members with Special Purpose Marine Air Ground Task Force-Afghanistan and British Royal Army personnel briefed the senator on the progress and status of their areas of operations in Afghanistan. Odom is the commanding officer of 3rd Battalion, 8th Marine Regiment, the ground combat element of SPMAGTF-A.