U.S. Army Col. Jimmie D. Bailey (right), commander of Task Force Medical-East briefs Surgeon General of the U.S. Air Force Lt. Gen. Charles Green (left), and Surgeon General of the U.S. Navy Vice Adm. Matthew L. Nathan, during a tour of the intensive care unit at Craig Joint Theater Hospital, April 17. Senior military medical officials from the U.S. and the United Kingdom visited medical units throughout Afghanistan to assess the advances and challenges being faced in the medical community while in a deployed environment.