Bears receivers had moments but were generally just average at gaining separation against a poor secondary and did not help quarterback Jay Cutler, struggling with accuracy issues of his own, with some second-rate execution.
Alshon Jeffery’s comeback to the football on a Cutler third-down scramble late in the fourth quarter was a critical first down, netting 30 yards, followed by a 26-yard catch by Marc Mariani to get the football to the San Francisco 4.
[MORE GRADES: Quarterback ¦ Defensive backs ¦ Running backs] Jeffery got the offense moving on the third possession with a 31-yard catch, finding a soft spot in the middle of the 49ers secondary and sharpening his angle across the field to get position underneath coverage.