Cooling Pump Box News Today

Lets bring our guests in now. rick, and mike are the astronauts. weve got john zarrella, with us, also mike massimino, who joins us to talk us through whats happening. i want to start with you, john. tell us whats happening now. were just a few minutes in to this. >> yeah, thats it. right now the astronauts have just exited the air lock there and they are going through some preps and check outs. mike massimino knows all about this from the space walks that hes done, and ultimately whats going to...