 The team advised the crew to avoid the particulate as much as possible during the spacewalks, and use caution when working around the container to avoid the debris, but it was not a significant concern.Following the crew's wake up, they set to work preparing for the mission's first spacewalk.Grunsfeld and Feustel suited up with the assistance of their EVA counterparts, Massimino and Good, and the spacewalk officially began when the two switched their suits to battery power at 12