[Bug] Blitz Arm Grab

I've been noticing a bug with blitz's arm grab. You'll throw out your arm to pull an enemy in, the arm lands grabs the enemy, and pulls them about half a step from there current standing spot and then stop. They never fully get pulled to blitz's location of the grab toss. Ive had this happen in bot games, and in arams. I have also seen the AI playing blitz have it happen to it as well. Where it will land a arm grab on a player and they literally go no where. Usually see it happen when a minion seemlessly walks infront of the champion after the grab lands on them and as its retracting back to blitz the enemy player just stops moving.