A U.S. Air Force Reserve pararescueman from the 304th Rescue Squadron (RS) descends the face of cliff to reach a patient during a simulated cliff-side rescue mission Jan. 12, 2012, at Riley, Ore.

This is one of many exercises that were conducted during a two-week period to enhance the readiness of Airmen from the 304th RS and Air National Guard's 142nd Security Forces Squadron, collocated at Portland Air National Guard Base, Portland, Ore.

U.S. Air Force photo by Staff Sgt. Daniel Delgado