Showtime Boxing: In honor of the 30th anniversary of SHOWTIME CHAMPIONSHIP BOXING, look back at a candidate for fight of the year: the memorable rematch between two
legendary undefeated champions Ricardo Lopez and Rosendo Alvarez on November 13, 1998.
Showtime Boxing: SHOWTIME Sports host Brian Custer and analysts Paulie Malignaggi Brendan Schaub sit down with
legendary undefeated world
champion Floyd Mayweather who prepares to battle UFC superstar Conor McGregor - live Sat.