Peyton Manning leads scoring drive against Seahawks before exit

The Denver Broncos did something Thursday night they were unable to do in eight quarters of play against the Seattle Seahawks in 2013. Take a lead. Denver lost to Seattle 40-10 last preseason and 43-8 in Super Bowl XLVIII without ever having a lead in either contest. Peyton Manning led the Broncos on 14-play, 61-yard…