. >> i brought my good, good friend fred sachs, and fred, how old are you? >> 85. >> for those that have an excuse as to why they shouldn't exercise, i wanted to bring fred in. first of all, fred and i are friends. fred has a goal. what are we doing in march? >> we're going to do the marathon in virginia beach virginia beach -- in virginia beach called the shamrock. >> the rock 'n' roll -- >> no, that's another one. the shamrock has both the half and the full. >> the funny thing is, fred keeps northeast straight. so we're training for that. as part of that training we're doing the 5-k he's also doing the rely in the baltimore marathon. in preparation for those things, besides the cardiothat we're doing together and what he's doing on his own, we're doing resistance exercising, because at 85, there is muscle mass. one of the things fred does is knowing where your body is in space and time when you age. fred, show them your squat, please. fred does these great. he's going to position his feet underneath his knees, and he's going to stand up, but not pushing ag