 In 2015, you were in space for what was supposed to be 169 days, but NASA delayed your return after a Russian rocket blew up that was very similar to the one that was going to be used to take your replacement crew up to the space station. You ended up being up there for another month or so. Talk to us a little bit about what was going through your mind when you heard that news, that you'd be staying up there longer than you'd planned. Were you sort of in this limbo state?