Mauricio "El Maestro" Herrera and Joseph "Jo Jo" Diaz Jr. will host a meet & greet at viva Los Dodgers at Dodger stadium on June 21

LOS ANGELES (June 18) - Former Interim WBA Super Lightweight World Champion Mauricio "El Maestro" Herrera and 2012 U.S. Olympian Joseph "Jo Jo" Diaz, will host a special meet and greet at Viva Los Dodgers,