The Bears on Tuesday reached the NFL's mandatory 85-man roster limit by signing center/guard Corey Dublin and safety Jon Alexander, waiving five players and placing rookie center Doug Kramer on injured reserve.

Although it will vary by individual, coach Matt Eberflus said Tuesday that Bears starters generally will play 6-10 snaps in Thursday night's preseason game against the Seahawks in Seattle.

Senior writer Larry Mayer discusses rookie linebacker Jack Sanborn's chances of making the Bears' 53-man roster where offensive coordinator Luke Getsy will coach from during games and the battle for the No. 2 receiver spot.

Luke Getsy liked what he saw from quarterback Justin Fields in Saturday's preseason-opening win over the Chiefs at Soldier Field, but the Bears offensive coordinator knows that there's room for improvement.