College football has a remarkable wealth of returning star power for 2016.
That list starts with the four Heisman frontrunners: LSU running back Leonard Fournette, Oklahoma's Baker Mayfield, Stanford's Christian McCaffrey and Clemson's Deshaun Watson.
This week, Adam Rittenberg cornered perplexed coaches from across the country and asked them a simple question with not-so-simple answers: How do you stop those stars?
The most common answer was, "You don't stop them," but coaches had some innovative ideas of how to minimize the damage.
Here's a sampling of how coaches break down the four standouts.
"You tackle him low, you're probably going to be concussed.