In U.S. Gulf, robots, drones take on dangerous offshore oil work

By Liz Hampton HOUSTON, May 3 (Reuters) - At BP's massive Thunder Horse oil platform in the U.S. Gulf of Mexico, a dog-sized robot called Maggie uses magnetic tracks to creep along pipes connecting the giant oil facility to the sea floor. Before MaggHD, dubbed "Maggie" by BP, the dangerous inspection job was reserved for highly paid specialist technicians who did their jobs while rappelling along the platform. The energy industry has turned to robots and drones to cut cost