Col. Lee Harvis and Mary Basiliere discuss the benefits of the AlterG zero-gravity treadmill May 11, 2011, at Yokota Air Base, Japan. The treadmill is the newest addition to the 374th Medical Group's physical therapy department, and is designed to help patients recover in rehabilitation following injury or surgery of the lower extremities. Colonel Harvis is the 374th Medical Group commander. Ms. Basiliere is the American Red Cross senior station manager at Yokota Air Base. (U.S. Air Force photo/Airman 1st Class Katrina R. Menchaca)