DETROIT (AP) — William Clay Ford, the last surviving grandchild of automotive pioneer Henry Ford and owner of the Detroit Lions, has died. He was 88.

Ford Motor Co. said in a statement Sunday that Ford died of pneumonia at his home in Grosse Pointe, Mich. Ford helped steer the family business for more than five decades. He bought one of his own, the NFL franchise in the Motor City, a half-century ago.