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
1999
1968
2018
1993
1948
1964
1998
1931
2005
2006
1976
1979
1982
1985
1990
2017
2014
2004
