Radio Rahim catches up with heavyweight contender Fred Kassi

PBC on CBS

will kick-off the action with a doubleheader featuring the U.S. debut of undefeated Irish champion Carl Frampton (20-0, 14 KOs), who will defend his IBF Junior Featherweight World Championship against Mexican contender Alejandro Gonzalez Jr. (25-1-2, 15 KOs) in the 12-round main event. In the 10-round co-feature, heavyweight star Chris Arreola (36-4, 31 KOs), of Los Angeles takes on Cameroonian heavyweight Frederic Kassi (18-3, 10 KOs).

In the main event of the SHOWTIME CHAMPIONSHIP BOXING tripleheader later that evening, Mexican superstar Julio Chavez, Jr. (48-2-1, 32 KOs) meets fellow Mexican brawler Marcos Reyes (33-2, 24 KOs) in a 10-round super middleweight bout.

The 12-round co-main event will feature a pair of top bantamweights, as Puerto Rican Olympian McJoe Arroyo (16-0, 8 KOs) and Arthur Villanueva (27-0, 14 KOs), of the Philippines put their undefeated records on the line for the IBF Bantamweight World Championship.

In the opening bout of SHOWTIME CHAMPIONSHIP BOXING, undefeated 140-pound contender Amir "Young Master" Imam (17-0, 14 KOs), will take on veteran former world title challenger Fernando ""La Fiera" Angulo (29-9, 16 KOs) in a 12-round WBC super lightweight title eliminator.