The former No. 1 broke once in the second set and twice in the decider to reach the third round.The 17-time major champion is a four-time winner in Hamburg, the city where he won his first title in 2002 to break into the top 10.After losing at Wimbledon to Sergiy Stakhovsky ??? who failed to qualify for the main draw in Hamburg ??? Federer dropped to No. 5 in the rankings, the first time in a deca