(AP) - Pittsburgh used its dominating defense to beat the Baltimore Ravens, 23-14, in tonight's AFC championship game and return to the Super Bowl, the AP reports. Santonio Holmes scored on an electrifying 65-yard catch-and-run in the first half, and hard-hitting safety Troy Polamalu returned an interception 40 yards for a clinching TD with 4:24 remaining for the Steelers (14-4). More»