By Request Of Eyezen

[mbyron]

Originally Posted by bob jenkins

4-Guarding (4-23?) pretty clearly states something to the effect of "the guard must have obtained LGP before the opponent becomes airborne" and not "before the opponent starts his/her try"

4-23-4:

Guarding an opponent with the ball or a stationary opponent without
the ball:
a. No time or distance is required to obtain an initial legal position.
b. If the opponent with the ball is airborne, the guard must have obtained legal
position before the opponent left the floor.