repair the international space station has been delayed until tomorrow. on saturday astronauts rick mastracchio and mike hopkins success dpli removed a broken pump but it needs to be replaced. the five-hour mission was actually cut short when that is trackio complained of cold feet after water leaked into the space suit. here to talk more about this is astronaut ron guerin joining us from houston. you know, you ve repaired that broken pump. how tough is that? you know, you ve got 35-year-old space suit to blame for this in a way. what kind of can problems does that is cause? well, you know, when we go out on a space walk, our space suits are really self-contained space ships. and there is a lot of moving parts, a lot of things that protect us for one thing but also make our job a little