Wow! A GM missed this?
8/9/2016 - Play like a top GM

Although this was a rapid game it's incredible that Ivanchuk who according to British GM David Norwood had about fifty seconds left on his clock was unable to find 29...Qxh1 mate. It's nice to know that even GMs are human.
Hurry!!
Your clock: 1:13.
Opponent's clock: 1:11.
Hurry!! Your move. HURRY !! THINK FAST!!