Article Photos: Chargers avoid mistakes, upset Steelers 34-24 7/8

San Diego Chargers quarterback Philip Rivers (17), right,  and wide receiver Danario Alexander (84) celebrate after Alexander made a catch of a Rivers pass for a touchdown in the fourth quarter of an NFL football game against the Pittsburgh Steelerson Sunday, Dec. 9, 2012, in Pittsburgh. The Chargers won 34-24. (AP Photo/Gene J. Puskar)