A Must Call Situation For Hansen

On a board of [AdKs4h2dQs] Gus Hansen bets T6,625 and the cut-off announces raise. He fails to raise for the minimum amount, though. Upon discovering he has to put T13,250 into the pot he is visually upset. Hansen says with a chuckle, “I don’t know what to do now.” He calls and flips over the [Qc7c]. His opponent shows pocket fives and Hansen has T43,750 after the hand.