Note:The winner of this week 9 matchup will take sole possession of first place in the AFC North. *
Game facts: Pittsburgh Steelers
* Now that's close: In 19 career games coaching head-to-head (including playoffs), John Harbaugh has 10 wins and Mike Tomlin has nine.
Not exactly a 'Steel Curtain': The Steelers defense allows 6.1 yards per play (28th in NFL) and 283.4 pass yards per game (26th in NFL).
Game facts: Baltimore Ravens
No blowouts: Since 2008, Baltimore has been in 21 games decided by eight points or fewer (most such games in NFL).
Mind-blowing stat: Since 2013, Flacco has the second-lowest passer rating in the NFL (80.9) among QBs who have at least 35 starts.
Top-teir defense: The Ravens rank 6th or better in total YPG allowed (4th), rush YPG allowed (4th), takeaways (T-6th) and third down stop percentage (3rd).
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