. >> you get to december of 1968, and frank foreman and jim lovell and jim an ders had been trainingunt down to lift-off for apollo 8 is t-minus 50 mince and counting. this will be the first manned flight of the saturn 5, the largest rocketman has ever built. and it has the explosive potential in its fuel of 2 1/2 million tons of tnt. >> broadcasting the launch of the saturn 5, i never got over it. >> we have ignition sequence time. >> and i was supposed to be talking all through this. >> the engines are on. >> it's hard to talk when you're holding your breath. >> 3. 2. 1. 0. here are even more reasons to join t-mobile. 1. do you like netflix? sure you do. that's why it's on us. 2. unlimited data. use as much as you want, when you want. 3. no surprises on your bill. taxes and fees included. still think you have a better deal? bring in your discount, and we'll match it. that's right. t-mobile will match your discount. yesss, i'm doing it all. the water. the exercise. the fiber. month after month, and i still have belly pain and recurring constipation. so i asked my doctor what else i