DENVER, Calif., Sept. 28 (UPI) -- Jake Plummer threw for 277 yards and two touchdowns Sunday as the Denver Broncos edged the Detroit Lions, 20-16, to remain undefeated.
Jason Elam's 41-yard field goal with 3:13 left provided the fina margin.
Harrington threw an incomplete pass to rookie Charles Rogers on a 4th-and-10 pass with 1:27 to play.
The Broncos (4-0) looked flat one week before meeting unbeaten division foe Kansas City.
Denver's star running back Clinton Portis was out due to a bruised sternum.
Harrington completed 15-of-33 passes for 149 yards and two touchdowns for the Lions, who lost their 18th straight road game and third in a row overal.