Detroit Lions Owner William Clay Ford has died at age 88. The Detroit Free Press reports that Ford died this morning at his home from complications with pneumonia. Ford was the last surviving grandchild of Ford Motor Company founder Henry Ford. After 57 years as an employee of the company, he served as Director Emeritus. He became president of the Detroit Lions in 1961 and purchased the team in 1963. He served as chairman until his death. Funeral services are expected to be private. Flags at Ford Motor Company locations in the U.S. will be lowered to half-staff for thirty days.