I highly recommend viewing the animation as this diagram gets pretty messy. Very similar to the previous drill, 2 on 0 Flow, but there is one more element that is added after the defense takes a shot from the point. The reason for this added wrinkle is that many times the shot is taken from the point and either blocked or re-directed to the opponents, who make a quick counter-attack. The defense need to take a shot and be prepared to manage their gap and take on that quick counter a