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March ni 29 khian International Space Stationah hmeichhe hlang tan, spacewalk mission buatsaih tum a ni a, hei hi a vawikhatna tur a ni.
Spacewalk-ah hian astronaut Anne McClain leh Christine Koch te chu khawvel a\anga mel 240-a hlaah an kal dawn a, NASA thupuangtu Stephanie Schierholz chuan he mission endik-a \anpuitu controls-ah p…