Bears QB Andy Dalton leaves with knee injury

Bears quarterback Andy Dalton exited Sunday's game with a left knee injury.

Rookie first-round pick Justin Fields started the second half for Chicago with the host Bears leading the Cincinnati Bengals, 7-3.

Dalton grabbed his lower left leg following a sack in the second quarter. On the next play, he broke from the pocket to escape pressure and scurried out of bounds, again reaching for the outside of his leg as he retu