JOINT BASE ANDREWS, Md. - Three U.S. Army Special Forces soldiers from the 7th Special Forces Group (airborne) approach their UH-60 Blackhawk Aircraft as part of an extraction exercise using the Fast Rope Infiltration/Exfiltration System. The demonstration is part of the Joint Service Open House 2010 here May 14-16. (U.S. Air Force photo by Senior Airman Melissa V. Brownstein)