49ers' smart, 'swarming' D puts on show in win vs. Seahawks

yes, it's only the Chicago Bears and the Seattle Seahawks. Yes, those aren't exactly Super Bowl contenders. That's beside the point. 

The 49ers' defense has dominated through the first two weeks of the 2022 NFL regular season. That's especially true on the ground.

From start to finish Sunday in the 49ers' 27-7 win at Levi's Stadium, the Seattle Seahawks couldn't get anything going with their run game. Former first-round draft pick Rashaad Penny, and Kenneth Walker III

the Seahawks' second pick of the second round this past April -- combined to carry the ball 10 times for 25 yards. Penny led the Seahawks with 15 yards rushing on six carries, and Walker added 10 yards on four tries. 

As a team, the Seahawks ran for 36 yards on 14 carries. One week ago, the 49ers allowed 99 rushing yards and one touchdown on 37 runs in their season-opening loss to the Chicago Bears.

Through two weeks, 49ers opponents are averaging 2.5 yards per carry.

"It all starts up front," 49ers linebacker Fred Warner said. "The D-line causing penetration, wreaking havoc every single down -- it makes our job on the back end so easy, just playing off of them.