'Biggest mistake in my life' - Son Heung-min eyes Liverpool again after rejecting Jurgen Klopp

For the second time this year, Jurgen Klopp's Liverpool failed to win at Old Trafford despite looking in total control. But this was a far cry from the total chaos of their FA Cup tie, and needed a disaster from Jarell Quansah to allow Manchester United back into the game. However, while many may point the fingers at the young centre-back, Liverpool's real problem lay in a decision made prior to kick-off. Adam Clery looks at the game to see if this could be the mistake that costs Liverpool the league...