dave mirra
![](https://a.espncdn.com/media/motion/2016/0524/dm_160524_otl_mirra_cte_discussion/dm_160524_otl_mirra_cte_discussion.jpg?w=660&r=16%3A9)
Doctors say late BMX legend Dave Mirra had CTE
A University of Toronto doctor concluded that BMX legend Dave Mirra suffered from the same chronic brain damage that has afflicted football players. "I couldn't tell the difference," she says.