Smith exited the game with a concussion, and Kaepernick at first did not look prepared to enter the contest.
His first three drives resulted in punts, and San Francisco's offense stalled. Then things turned around, and Kaepernick settled into a rhythm.
The dynamic playmaker led a solid comeback in the second half en route to a 24-24 tie.
Here we will examine full report card grades for Kaepernick's relief efforts.