The unbeaten Patriots will host the San Diego Chargers in the AFC Championship Game this Sunday at Gillette Stadium.  The Patriots beat Jacksonville 31-20 Saturday night to claim their 17th victory of the season, and first playoff win.  The Chargers shocked the defending Super Bowl champion Indianapolis Colts 28-24 yesterday in their AFC divisional round clash.  Kickoff Sunday in Foxboro is at 3 p.m.