After a busy first day of free agency for the Bears, there is still plenty of talent available, and the Bears still have positional needs to fill.

The Chicago Bears are gearing up for the start of free agency, where general manager Ryan Poles has some pressing needs to address on the roster. Edge rusher, center and defensive tackle are some of the biggest needs this offseason,

After making a massive move on the offensive line, the Chicago Bears have beefed up their defensive trenches in NFL free agency. Here's what it means.