Lions’ Burleson fined $7,500, promises no more “bonehead mistakes”

No team has taken more heat for stupid penalties than the Lions, and receiver Nate Burleson says it’s going to stop now. Burleson was fined $7,500 for facemasking against the Saints, and he also drew three flags for offensive pass interference. But he said Wednesday that the Lions are done beating themselves. “A zero-tolerance policy…