We're only a few days into free agency, but it's very clear that the Chicago Bears came into the offseason with one goal above any others: Fix an offensive line that has been an absolutely massive problem over the last few years.

Ben Johnson didn't just leave Detroit for its rival, he is taking parts of Detroit with him, including Brad Holmes and Dan Campbell's blueprint.

The Chicago Bears formally welcomed Joe Thuney and Jonah Jackson to the team this week, and coach Ben Johnson's breakdown of how they'll improve the offensive line was awesome.