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WHEN THE BEARS HAVE THE BALL
After three weeks of regression, there’s a sense of anticipation as Thomas Brown takes over for Shane Waldron as offensive coordinator. Brown can’t change too much in midstream, but a ‘‘fresh perspective,’’ as tight end Cole Kmet called it, might make a difference.
Rookie quarterback Caleb Williams, who has a 64.7 passer rating and a 50.5% completion rate in the last three games after posting a 122.8 rating and a 74.