Scottish Cup semi-final: Aberdeen v Celtic - watch, listen & follow text updates - Live

The Dons have coped well with the disappointment of that needlessly conceded equaliser.

There's still something amiss with Celtic's balance.

Yang is offering little down the left, while the normally productive midfield of McGregor, O'Riley and Hatate hasn't been allowed to impact the game much thus far.

Aberdeen's shape, energy and aggression have a lot to do with that.