Player Laying on the Floor

[Adam]

Originally Posted by rwest

If A1 jumps for a rebound and comes straight down and lands on a player lying on the floor it most definitely is a foul because of the Principle of Verticality. I am entitled to my spot on the floor from the floor to the ceiling. If I jump for a rebound I am entitled to return to the floor unimpeded by the defense. In this situation a player lying on the floor is not protected from being called for a foul.

True, but if A1 jumps, and B1 never moves, you have to assume that if A1 lands on B1 he didn't come straight down.