Stuttgart failed to close the gap on leaders Schalke to just two points after being held to a goalless draw by Hertha Berlin.
Mario Gomez did put the ball in the net for Stuttgart in the first half, but the hosts' goal was ruled out for handball.
Ashkan Dejagah was dismissed two minutes from the end for Hertha, but it was too late for Stuttgart to be able to take advantage of the extra man.
Hertha will be happy with a well-earned away point, which keeps them in the mix for a European place at the top of the Bundesliga.
Click below for match summary:
Stuttgart 0-0 Hertha Berlin