Odd foul situation

[Adam]

Originally Posted by RushmoreRef

Was A1 on the ground when fouled?...in that case the play is dead on the foul by B1 and there couldn't be anything else....If A1 is airborne then you may be able to have the false double foul (I think that the terminology, no rule book handy)......

Just to pick a nit, but it doesn't matter if A1 was on the floor or not. If he's started his shooting motion, particularly on a layup, he can still be on the floor and still get fouled on a shot. "On the floor" is irrelevant.