David Turnbull says Celtic boss Ange Postecoglou's hammering of his squad shows the standards they're expected to hit every single week in the Premiership.
The Scottish champions got their campaign off to a good start with a 2-0 win over Aberdeen, with goals from Stephen Welsh and Jota seeing off Jim Goodwin's Dons.
But Postecoglou said his side's finishing was wasteful and refused to praise his players.
