, WBC & WBA World Heavyweight titles. Win Alfredo Evangelista Decision (unanimous) 15 (15) 01977-05-16 May 16, 1977 7001350000000000000 35 years, 7002119000000000000 119 days Landover, MD Retained The Ring , WBC & WBA World Heavyweight titles. Win Ken Norton Decision (unanimous) 15 (15) 01976-09-28 September 28, 1976 7001340000000000000 34 years, 7002255000000000000 255 days The Bronx ,