In this frame from NASA TV, Astronauts Mark Vande Hei and Randy Bresnik, right, emerge from the International Space Station on Tuesday, Oct. 10, 2017. The astronauts went out on a spacewalk to grease the robot arm's new hand.
In this frame from NASA TV, Astronauts Mark Vande Hei and Randy Bresnik, right, emerge from the International Space Station on Tuesday, Oct. 10, 2017. The astronauts went out on a spacewalk to grease the robot arm's new hand. NASA TV via AP)
In this frame from NASA TV, Astronauts Mark Vande Hei and Randy Bresnik, right, emerge from the International Space Station on Tuesday, Oct. 10, 2017. The astronauts went out on a spacewalk to grease the robot arm's new hand. NASA TV via AP)

Spacewalking astronauts grease robot arm's new hand

October 10, 2017 11:40 AM

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