Ambassador October 5, 2017 12:01 pm NASA Astronauts Repair Robotic Arm on International Space Station Two NASA astronauts ventured outside the International Space Station to repair a robotic arm. It is the first of three spacewalks planned for October. US & World Videos 5:49 Kelly Clarkson hilariously attempts handmade pasta with chef Evan Funke 1:36 O.J. Simpson's cause of death revealed 2:03 Does Shakira still believe in love following Gerard Piqué split? 2:36 Super dad makes Mario-themed obstacle course for son's birthday 1:59 Ellen DeGeneres jokes about being ‘kicked out of show business'