Broncos Clinch AFC West – Beat Bucs 31-23 [VIDEO]Broncos Clinch AFC West – Beat Bucs 31-23 [VIDEO]Peyton Manning threw three touchdowns, including one to defensive tackle Mitch Unrein, to help the Denver Broncos wrap up the AFC West with a 31-23 victory Sunday over the Tampa Bay Buccaneers.Gailen SpragueGailen Sprague