Lt. Col. Michael Yaffe, left, and Col. Robert Sheridan,

Lt. Col. Michael Yaffe, left, and Col. Robert Sheridan, both doctors assigned to the 399th Combat Support Hospital (CSH), 804th Medical Brigade, 3rd Medical Command, perform surgery on the Army’s newest high-tech Human-Worn Partial-Task Surgical Simulator, known as the “cut suit,” on Forward Operating Base Freedom April 2, during Warrior Exercise 86-14-02 (WAREX). This event is a large scale multi-component collective training exercise designed to prepare Army Reserve and National Guard units for deployment. It includes nearly 5,000 Soldiers from more than 60 units from 30 states and Puerto Rico. (U.S. Army Photo by Sgt. Jon Soles, 210th MPAD)