Detroit had the ball, third-and-10 from the San Francisco 16-yard line with 4:44 left in the first quarter. Lions quarterback

As he was being tackled by

While replay did its job on this play, confirming the ruling, Harbaugh attempted to challenge the ruling on the field and was hit with the penalty. Coaches are not allowed to challenge inside of two minutes if they are out of challenges, if they are out of timeouts or if a play is ruled a score.

Harbaugh deserved the penalty, but didn't deserve the verbal abuse that came from the Lions coach on the other sideline. Schwartz was seen on television mocking Harbaugh by yelling something like, "Know the rules," except with a little off-color language thrown in.

— Matthew Stafford