Bears defense, running attack back up Justin Fields

Las Vegas Raiders quarterback Nathan Peterman (3) is tackled by Chicago Bears outside linebacker Khalil Mack (52) during the second half of an NFL football game, Sunday, Oct. 10, 2021, in Las Vegas. (AP Photo/Rick Scuteri)

Las Vegas Raiders defensive end Yannick Ngakoue (91) breaks up a pass attempt by Chicago Bears quarterback Justin Fields (1) during the first half of an NFL football game, Sunday, Oct. 10, 2021, in Las Vegas. (AP Photo/Rick Scuteri)

Chicago Bears wide receiver Allen Robinson (12) celebrates as he runs off the field after the Chicago Bears defeated the Las Vegas Raiders in an NFL football game, Sunday, Oct. 10, 2021, in Las Vegas. (AP Photo/David Becker)

Chicago Bears quarterback Justin Fields (1) runs off the field after the Chicago Bears defeated the Las Vegas Raiders in an NFL football game, Sunday, Oct. 10, 2021, in Las Vegas. (AP Photo/David Becker)

Chicago Bears cornerback Kindle Vildor (22) reacts after the Las Vegas Raiders made an incomplete pass during the second half of an NFL football game, Sunday, Oct. 10, 2021, in Las Vegas. (AP Photo/David Becker)