NEW YORK – August 5, 2020 – Undefeated WBC Super Middleweight World Champion David “El Bandera Roja” Benavídez will defend his title against former world title challenger Alexis Angulo in a Premier Boxing Champions event Saturday, August 15 live on SHOWTIME from Mohegan Sun Arena in Uncasville, Conn. The SHOWTIME CHAMPIONSHIP BOXING® telecast begins at …