Browns rookie quarterback Shedeur Sanders got the attention of fellow Cleveland QB Kenny Pickett over the way he ran with the football. Blue Jays outfielder George Springer was struck in the head by a 96 mph pitch in the ninth inning and exited the game vs. the Orioles.

Shane Tamura, the Park Ave. gunman who killed an NYPD officer and three others before taking his own life, left behind a suicide note saying he suffered from CTE, a brain injury often linked to playing football, police sources said Tuesday.

Compared to what’s on the news, I don’t think any one of us, none of my teammates, sensed anything like this from Shane,” the former teammate told The Post.

Shane Tamura said he had CTE. His claim, which is unproven, has again put a spotlight on the NFL's troubling history with its players and the disease.

Police say a gunman who killed four people in a Manhattan skyscraper before taking his own life claimed to have a brain disease linked to contact sports and was trying to target the National Football