Indianapolis, IN (SportsNetwork.com) - Tavon Austin scored three touchdowns on eight touches as the St. Louis Rams dominated the Indianapolis Colts, 38-8.
Austin, who came into Sunday's game with just two touchdowns, returned a punt 98 yards for a score and caught TD passes of 57 and 81 yards. The rookie wide receiver became the third player in NFL history with three touchdowns of 55 yards or longer in a single game, joining Cliff Battles and Chris Johnson.
Kellen Clemens completed 9-of-16 passes for 247 yards for the Rams (4-6), who snapped a three-game skid. Zac Stacy carried the ball 26 times for 62 yards and a score.
Andrew Luck connected on 29-of-47 passes for 353 yards, one touchdown and three interceptions for the Colts (6-3), who maintained a two-game lead over Tennessee for first place in the AFC South. The Titans lost to the Jaguars on Sunday.
Donald Brown caught five passes for 64 yards and a touchdown for Indianapolis, which plays at Tennessee on Thursday.
The Colts suffered their biggest home defeat since losing 31-0 to Chargers in 1993.
A nice play on defense got the Rams going. On the sixth play of the game, Robert Quinn sacked Luck and forced a fumble. Chris Long picked up the loose ball and raced 45 yards the other way for a touchdown.
Austin's 18-yard punt return gave St. Louis the ball at the Indianapolis 43- yard line with 59 seconds left in the first quarter. On the first play of the second stanza, Chris Givens caught a 35-yard pass. Zac Stacy then rumbled into the end zone from one yard out.
The Colts moved the ball to their own 47-yard line before punting. Austin returned the punt 98 yards down the right sideline for a touchdown.
Austin came up with another big play on the next St. Louis possession. On 3rd- and-7, Austin caught a 57-yard TD pass.
Just three plays into the second half, Austin scored another touchdown. This time around, Austin recorded an 81-yard score on a catch-and-run.
Luck was picked off on each of Indianapolis' first two possessions of the second half.
Greg Zuerlein made a 32-yard field goal with 5:15 left in the third period to make it a 38-0 game.
Brown caught a 13-yard TD pass from Luck on the ensuing Indianapolis possession. The two-point conversion was successful.
The Colts almost scored another touchdown early in the fourth quarter. David Reed caught a pass along the left sideline and ran into the end zone for a 4-yard score. Upon further review, it was determined that Reed stepped out at the 2-yard line. Luck was sacked on the next play and the Rams came up with a goal-line stand.
Despite the loss, the Colts lead the all-time series by a 23-18-2 margin ... Indianapolis turned the ball over five times ... The Colts had just 18 yards on the ground ... Matt Hasselbeck completed 2-of-5 passes for 68 yards and an interception for Indianapolis.