Baltimore Ravens linebacker Ray Lewis before the game against the San Diego Chargers at Qualcomm Stadium.

San Diego Chargers quarterback Philip Rivers (17) calls plays at the line during the first quarter against the Baltimore Ravens at Qualcomm Stadium.

Baltimore Ravens running back Ray Rice (27) runs for a short gain during the first quarter against the San Diego Chargers at Qualcomm Stadium.

Baltimore Ravens quarterback Joe Flacco (5) throws the ball while being pressured by San Diego Chargers defensive end Vaughn Martin (92) during the first quarter at Qualcomm Stadium.

Baltimore Ravens quarterback Joe Flacco (5) lines up under center during the first quarter against the San Diego Chargers at Qualcomm Stadium.

Baltimore Ravens John Harbaugh questions a call during the first quarter against the San Diego Chargers at Qualcomm Stadium.

San Diego Chargers quarterback Philip Rivers (17) is sacked by Baltimore Ravens linebacker Paul Kruger (99) during the first quarter at Qualcomm Stadium.

Baltimore Ravens quarterback Joe Flacco (5) gets the snap from center Matt Birk (77) during the first quarter against the San Diego Chargers at Qualcomm Stadium.

Baltimore Ravens linebacker Terrell Suggs (55) reacts after deflecting a pass by San Diego Chargers quarterback Philip Rivers (17) during the first quarter at Qualcomm Stadium.

San Diego Chargers receiver Malcom Floyd (80) celebrates with receiver Denario Alexander (84) after scoring on a 21-yard reception during the second quarter against the Baltimore Ravens at Qualcomm Stadium.

San Diego Chargers quarterback Philip Rivers (17) is sacked during the first quarter against the Baltimore Ravens at Qualcomm Stadium.

Baltimore Ravens outside linebacker Terrell Suggs (55) works against San Diego Chargers tackle Michael Harris (79) during the first quarter at Qualcomm Stadium.

Baltimore Ravens wide receiver Anquan Boldin (81) makes a catch during the first quarter against the San Diego Chargers at Qualcomm Stadium.

Baltimore Ravens quarterback Joe Flacco (5) is sacked by San Diego Chargers linebacker Shaun Phillips (95) during the second quarter at Qualcomm Stadium.

Baltimore Ravens linebacker Terrell Suggs (55) celebrates after a sack during the second quarter against the San Diego Chargers at Qualcomm Stadium.

Baltimore Ravens running back Ray Rice (27) watches from the sidelines during the second quarter against the San Diego Chargers at Qualcomm Stadium.

San Diego Chargers wide receiver Malcom Floyd (80) dunks the ball over the goal post after scoring during the second quarter against the Baltimore Ravens at Qualcomm Stadium.

Baltimore Ravens quarterback Joe Flacco (5) is sacked by San Diego Chargers linebacker Antwan Barnes (98) during the second quarter at Qualcomm Stadium.

Baltimore Ravens quarterback Joe Flacco (5) throws a pass during the second quarter against the San Diego Chargers at Qualcomm Stadium.

San Diego Chargers girl cheerleaders perform during the game against the Baltimore Ravens at Qualcomm Stadium.

Baltimore Ravens quarterback Joe Flacco (5) gets the snap from center Matt Birk (77) against the San Diego Chargers at Qualcomm Stadium.