Former USC quarterback Caleb Williams participated in his first game as a professional on Saturday and did enough in limited action to show exactly why the Chicago Bears took him with the No. 1 overall pick in the 2024 NFL Draft. Williams led two drives, each finishing with a Chicago field goal. He completed 4 of 7 passes for 95 yards as the Bears gained 152 yards and seven first downs on his two possessions. Williams also converted a third-and-nine with a 13-yard scramble. Williams couldn’t quite get the Bears into the endzone. The first drive stalled at the Bills’ 12-yard line and the second…