NFL's Aaron Kromer -- Son Charged in Beach Attack

TMZ Sports has learned that the 21-year-old son of Buffalo Bills line coach Aaron Kromer has been charged with battery for his alleged role in a beach attack of 3 underage boys. Officials in Walton County, Florida tell us ... Zach Kromer was hit with charges this afternoon. Zach is accused of confronting the boys with his father in a heated altercation over beach chairs. Aaron allegedly punched one of the boys in the face. Officials clearly believe Zach also got physical during the incident.