Two undefeated super-middleweights collide in Las Vegas, as the exciting Diego Pacheco (22-0) takes on Steven Nelson (20-0). With world title opportunities in sight, can Pacheco make another defence of his USWBC and WBO International titles?
1996
1973
2011
2009
2022
1994
2021
1989
2015
1975
1976
1959
2006
2007
1979
2002
1964
