i mean it's that straightford. he didn't know whether the data he was getting was bad, bad navigation, or we had some kind of problem with targeting in the spacecraft, but the problem was that he really got my attention, he says flight, we're out on the radio velocity. vertical velocity, and halfway to our abort limit. boy, when you haven't even started down to the moon and some guy says we're halfway to the abort limit it gets your attention. he continued and said i'll keep watching it. so, all of a sudden now you got communications problems, minor electrical, navigation problem and struggle to meet the windows for making your decisions as you're now saying we're ready to ignite the engine. we got down to the go no-go for start of power descent, four minutes before the landing point, again there is no reason i had to wave off. the team was working well we made got to continue. then we lost communication, we couldn't tell the crew. so again, we relay charlie duke relays through mike collins to the lunar module they