Professional boxing returns to the city of San Francisco, CA, on October 21, 2017, as hometown hero Karim “Hard Hitta” Mayfield (19-4-1, 11 KOs), takes on undefeated prospect Miguel Dumas (10-0, 7 KOs).  The main-event bout will take place at the beautiful historic San Francisco Armory.  On the line with be the WBU Welterweight

WBA Super Welterweight World Champion Erislandy “The American Dream” Lara will defend his belt for the fifth time, and the first against an unbeaten opponent, when he battles 2012 U.S. Olympian Terrell Gausha in the headlining fight of a SHOWTIME CHAMPIONSHIP BOXING tripleheader on Saturday, October 14 from Barclays Center,the home of BROOKLYN BOXING®. Coverage on