The German stopped the Celtic striker from 12 yards at 1-0.
The Derby County attacker is finally nearing a comeback from the knee injury that has kept him out all season.
Arsenal ace wanted a win.
A 96th-minute winner from Kieran Lee saw Sheffield Wednesday beat Bristol City 3-2 at Hillsborough with both sides finishing the game with 10 men.
Scott Sinclair has heaped praise on Celtic boss Brendan Rodgers.
Warnock is impressed by the job Rangers boss Mark Warburton has done at Ibrox.
Massimo Cellino still plans future involvement in Leeds.
Tottenham Hotspur's next generation played their French counterparts this week.
Queens Park Rangers manager Jimmy Floyd Hasselbaink watched his side suffer their heaviest ever league home defeat as Newcastle won 6-0 at Loftus Road.
Aston Villa striker Ross McCormack has admitted that the gap between his side and the top of the table is becoming an increasing concern.