By Joel Colon, Esther Lin

MGM Grand, Las Vegas - The final press conference took place for Saturday's Showtime Pay-Per-View event. Saul "Canelo" Alvarez faces WBA 'regular' junior middleweight champion Erislandy Lara in the main event, former three division world champion Abner Mares will make his return against Jonathan Oquendo and former two division world champion Juan Manuel "Juanma" Lopez takes on undefeated Francisco Vargas, and Johan Perez will defend the WBA's interim junior welterweight championship against Mauricio Herrera.