Kyle Shanahan, returning after serious car crash, has new perspective on Tesla Autopilot and concussions

At his first press conference since causing a car crash that left him with broken ribs, a broken nose, a broken left hand, facial lacerations and a concussion, San Francisco 49ers coach Kyle Shanahan announced he'll return to the sideline for his team's first preseason game this week.

But Shanahan wasn't done announcing.

He also made it clear his head-on collision in July, for which he's taken responsibility, has left him with a new perspective on Tesla's autopilot feature that seemingly drives the car by itself...