In this Wednesday, Dec. 11, 2013 photo, the CMU Highly Intelligent Mobile Platform robot, known as CHIMP, (CMU Highly Intelligent Mobile Platform) is put through some paces as it is switching the hold of a fire hose from one grasping unit to another at the National Robotics Engineering Center in Pittsburgh. Carnegie Mellon researchers are testing the new search-and-rescue robot that will compete in the U.S. Defense Department's upcoming national robotics competition in Florida. Competitors from other schools and companies will be vying for a $2 million U.S. Defense Department prize. (AP Photo/Keith Srakocic)
