By Ian Casselberry The 49ers won their Week 14 matchup with the Seahawks, 28–16. The victory increased San Francisco’s lead in the NFC West to four games. However, hard feelings appear to exist between the division rivals beyond the competition on the field. Late in the game, 49ers linebacker Fred Warner intercepted a pass from Seattle quarterback Drew Lock then flipped it to teammate Dre Greenlaw. Trying to extend the play while holding a 12-point lead with three minutes remaining appeared to upset Seahawks receiver DK Metcalf, who body-slammed Warner to the turf and grabbed his facemask when…