Joe Flacco completed only 10-of-23 passes for 158 yards, but it was enough for the Ravens (9-3), who kept pace with Pittsburgh atop the AFC North standings.
Baltimore holds the tiebreaker over the Steelers due to its two wins against them this season.
Colt McCoy completed 17-of-35 passes for 192 yards with a touchdown for the Browns (4-8).
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