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A C-130E from the 19th Airlift Wing at Little Rock Air Force Base, Ark., comes to a screeching halt during a Wheel Brake System Improvement test May 4, 2011, at Edwards Air Force Base, Calif. The C-130 is on loan to the 418th Flight Test Squadron to test out new carbon brakes and the Mark IV Digital Antiskid Control Unit. (U.S. Air Force photo/Doug Spinks)