Stevan Ridley leaves after being hit in the head. Cornerback Aqib Talib, defensive tackle Kyle Love and backup safety Patrick Chung alsow are hurt.
Baltimore's win sets up a Super Bowl match between brothers John Harbaugh and Jim Harbaugh, the head coaches of the Ravens and 49ers.
The victory is sweet redemption for San Francisco, who lost last year's NFC title game in overtime.
The Cheverus running back ran for 1,722 yards and scored 28 touchdowns.
NBC said ratings for its regional coverage Saturday was up 67 percent from the average for regular-season games on NBC last year.
The top seed needs five sets to reach the quarterfinals.
Alex Shain, Chandler Shostak and Donald Goodrich are the final three for the award.
Camden Hills gives up a 3-0 lead, then blunts Cape Elizabeth's comeback early in overtime.
Xavier Silas leads the way with 21 points and Portland makes it five wins in a row.
Maine blows a 13-point lead and falls on a late 3-pointer to a team that had lost 12 straight.
Connecticut collects its second victory this week at the Civic Center, rolling to a 4-1 win.
With Tim Thomas sitting out the season, Tuukka Rask leads Boston past the Rangers, 3-1.
Tom Brady is leading an offense that's not just fast but super fast, and it's paying off in a big way.
San Francisco wants to live up to its past, and Atlanta wants to erase so much can't-win stigma.
Tom has proven he can be terrific, but Flacco is no ordinary Joe