Hertha Berlin's Champions League aspirations suffered a setback as they lost 2-0 in Hamburg on Sunday.Nicolai Muller scored both goals for Bruno Labbadia's men, who now have a seven-point advantage over the Bundesliga's bottom three.The hosts were good value for their win at the Volksparkstadion, wasting numerous chances before Muller beat Rune Almenning Jarstein in the 58th minute. The former Mainz winger added a second just over a quarter of an hour later.Hertha remain in third, despite the defeat, although they are now just a point ahead of fourth-placed Schalke, who won 3-1 at Cologne on Saturday.ends