Would You Steal A Baseball Thrown To A Child?

Yes... this video is aged, but it's been circulating the internet recently with over 1.3 million views! A woman at an Astros baseball game stole a baseball thrown to a child right out of her hands. What would you do in this situation? As a parent, would you say something to the woman? If you were the woman and it was your favorite player who threw the ball, would you take it out of the hands of a child?