Jump stop vs "up and down"

[just another ref]

Originally Posted by deecee

Same scenario except

a. defender blocks the shot and A1 is unable to release the shot and returns to the floor with both feet
b. its a legal jump stop that the defender grabs and then A1 lands legally on both feet and regains sole control of the ball

so by some of your description NEITHER of these is a jump ball?

a. If the touch by the defender prevents the release, it is a held ball.

b. Judgment call. It depends on whether or not "undue roughness" was needed to regain control.