NFC North

Brad Biggs: Chicago Bears’ aggressive start to free agency has one common thread — young players entering their prime years

Ryan Poles wanted to pay Roquan Smith last summer — he just didn’t want to get to the $20 million annual salary the linebacker desired. So the Chicago Bears opened 2023 free agency by dropping even more money in the position. The Bears agreed to terms with three players Monday after the two-day negotiating window opened leading into the official start of free agency at 3 p.m. Wednesday. The headliner is Tremaine Edmunds, whom the Buffalo Bills drafted with the 16th pick in 2018 — eight slots after the Bears picked Smith. Edmunds figures to be the weak-side linebacker alongside new middle lineb…