SpaceX capsule splashes down after rocket failure test

CAPE CANAVERAL, Fla. (Reuters) - Elon Musk's SpaceX simulated a dramatic emergency landing on Sunday to test a key abort system on an unmanned astronaut capsule, the company's final milestone test before flying NASA astronauts from U.S. soil.A Crew Dragon astronaut capsule carrying two test dummies splashed down about 19 miles (32 km) off the coast of Cape Canaveral in Florida after ejecting itself from a rocket that cut off its engines 12 miles (19 km) above the ocean to mimic a launch..