Capt. Amanda Roby, 141st Medical Group, prepares surgical equipment for a patient suffering a simulated liver laceration during a joint exercise Oct. 31, 2014, at Fairchild Air Force Base, Wash. Roby was part of a five-man team assisting members with surgical needs in a simulated combat environment. The exercise also included UH-72 Lakota helicopters, assigned to the Army's 168th Aviation Regiment, which dropped the team into the simulated combat zone. The Lakotas are also stationed at Fairchild. (U.S. Air Force photo/Senior Airman Mary O'Dell)

Lt. Col. Charles Floyd, 141st Medical Group, informs a patient he will need a leg amputation during a joint exercise Oct. 31, 2014, at Fairchild Air Force Base, Wash. Floyd acted as the lead surgeon of a five-man team in a simulated combat environment, looking over and operating on each patient as needed. (U.S. Air Force photo/Senior Airman Mary O'Dell)

2nd Lt. Richard Cardenas, 141st Medical Group, prepares to administer an anesthetic to a patient requiring an amputation during a joint exercise Oct. 31, 2014, at Fairchild Air Force Base, Wash. Cardenas was part of a five-man surgical team providing assistance to members in a simulated combat environment. This exercise also included soldiers and helicopters from the Army's 168th Aviation Regiment, also stationed at Fairchild. The aircraft dropped them into the zone to provide surgical care to the simulated patients. (U.S. Air Force photo/Senior Airman Mary O'Dell)

Capt. Nkumu Mandungu, 141st Medical Group, assists in repairing a simulated liver laceration during a joint exercise Oct. 31, 2014, at Fairchild Air Force Base, Wash. Mandungu was part of a five-man surgical team, all members of the Air National Guard, sent to provide assistance to patients in a simulated combat environment. (U.S. Air Force photo/Senior Airman Mary O'Dell)

Chief Warrant Officer 4 Jay Enders, 168th Aviation Regiment, flies a UH-72 Lakota helicopter during a joint exercise with the 141st Medical Group, a unit of the Washington State Air National Guard, Oct. 31, 2014, at Fairchild Air Force Base, Wash. The exercise allowed 141st MDG members to simulate being flown into a combat environment to provide medical assistance to those in need. (U.S. Air Force photo/Senior Airman Mary O'Dell)

Capt. Kathleen Davenport, 141st Medical Group, prepares to exit a UH-72 Lakota helicopter assigned to the 168th Aviation Regiment during a joint exercise Oct. 31, 2014, at Fairchild Air Force Base, Wash. Davenport was part of a five-man surgical team sent into a simulated combat environment to provide medical assistance to service members in need. (U.S. Air Force photo/Senior Airman Mary O'Dell)