SpaceX to try again to send docking ring for space taxis to station

CAPE CANAVERAL, Fla., July 17 (Reuters) - Elon Musk's SpaceX

will make a second attempt on Monday to deliver one of two

docking rings to the International Space Station, a crucial step

in enabling U.S. commercial space taxis to ferry astronauts to

the orbiting lab, NASA said on Sunday.

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