Brad Biggs: Bears finally got their running game going. They need more of that to help Mitch Trubisky.
CHICAGO - As the Bears continue to search for an offensive identity at the midpoint of the season, it will be fascinating to see if the I formation, a seldom-seen element of Matt Nagy's playbook, becomes part of the weekly plan.
No, the Bears have not discovered the next Matt Suhey, who helped clear the way for thousands of Walter Payton's yards during his career. Heck, they don't even have the next Jason McKie, the fullback when Thomas Jones was the focal point of the ground game.
But converted tight end J.P. Holtz, claimed off waivers from the Redskins in Week 2, has adapted to the position. And when the Bears turned to the I formation and good ol'-fashioned power football to open Sunday's loss to the Chargers,
