Oliver McCall Oliver McCall Oliver McCall (born April 21, 1965) is an American former professional boxer who competed from 1985 to 2014. He is best known for winning the WBC heavyweight title in 1994 by scoring an upset knockout victory over Lennox Lewis. The next year he defended the title against Larry Holmes before losing it to Frank Bruno. McCall would also become known for an in-ring mental breakdown during his 1997 rematch with Lewis. Known as "The Atomic Bull", McCall turned pro in 1985 and slowly worked his way up the heavyweight ranks. He beat Jesse Ferguson and future heavyweight champion
Kostya Tszyu a former World Lightweight Champion, who lost by decision to Tszyu at Newcastle, New South Wales. In 1994, Héctor López, Angel Hernandez (who had just come off of a loss after challenging Julio César Chávez for the WBC belt), and Pedro Chinito Sanchez from the Dominican Republic tried to beat Tszyu, but Tszyu beat Lopez by a decision in ten, Hernandez by a knockout in seven, and Sanchez by a knockout in four. After the win against Sanchez, Tszyu was ranked number one in the light welterweight division. In 1995, he received his first world title shot when he fought