tyb
>>11389973 LB
>>11380146 LB Q
Negative Return
Last moments of the video - 3:36 to be exact
https://www.youtube.com/watch?v=OnoNITE-CLc
>At specified points during second-stage ascent, the Mission Control Center will make voice calls to the crew indicating their status with respect to aborts. For example, the negative return call indicates that it is too late to select a return-to-launch-site abort.
https://spaceflight.nasa.gov/shuttle/reference/shutref/events/2stage/
No turning back now!
derp