PBC ON NBC RETURNS TO PRIMETIME: SUPERSTARS ADRIEN BRONER AND SHAWN PORTER TO MEET IN LIVE SHOWDOWN IN LAS VEGAS, SAT., JUNE 20 ON NBC

Andre Dirrell vs. James DeGale in Super Middleweight Bout in Boston, Mass., This Saturday, May 23, Live at 4:30 p.m. ET on NBC

Robert "The Ghost" Guerrero Returns to the Ring vs. Aron Martinez in Carson City, Calif., on Saturday, June 6, Live at 3 p.m. ET on NBC

STAMFORD, Conn. - May 19, 2015 - A highly anticipated showdown between former titleholders Adrien "The Problem" Broner (30-1, 22 KOs) and "Showtime" Shawn Porter (25-1-1, 16 KOs) headlines the Premier Boxing Champions (PBC) on NBC primetime event on Saturday, June 20, live at 8:30 p.m. ET from the MGM Grand Garden Arena in Las Vegas, Nev. Broner enters the fight coming off a victory against John Molina Jr. in the primetime debut of PBC on NBC in March. Coverage begins with the undefeated Errol Spence Jr. (16-0, 13 KOs) vs. hard-hitting veteran Roberto "La Amenaza" Garcia (37-3, 23 KOs) in a welterweight bout.

Live PBC on NBC coverage continues this Saturday, May 23, at 4:30 p.m. ET with 2004 U.S. bronze medalist Andre Dirrell (24-1, 16 KOs) vs. 2008 gold medalist James DeGale (20-1, 14 KOs) of Great Britain in a super middleweight bout. An amateur standout who won two U.S. Amateur World Championships, the 31-year-old Dirrell of Flint, Mich., looks to extend his six-fight winning streak on Saturday.

Born in London, DeGale won a Commonwealth Championship Bronze medal in 2006 and an Olympic Gold medal in 2008. He has won 10 straight bouts, including his most recent victory over Marco Antonio Periban.

Immediately following Dirrell-DeGale is Edwin Rodriguez (26-1, 17 KOs) vs. Craig Baker (16-0, 12 KOs) in a light heavyweight bout. Following the NBC show, live boxing continues at 6 p.m. ET on NBCSN.

Liam McHugh hosts coverage from the Agganis Arena in Boston, Mass., this Saturday, joined by Kenny Rice (blow-by-blow), "Sugar" Ray Leonard (analyst), and BJ Flores (analyst).

Afternoon PBC on NBC coverage continues on Saturday, June 6, when Robert "The Ghost" Guerrero returns to PBC on NBC to face Aron Martinez (19-3-1, 4 KOs), live at 3 p.m. ET from the StubHub Center in Carson, Calif. Coverage begins with a bout between two undefeated heavyweights, 2012 U.S. Olympian Dominic Breazeale (14-0-0, 13 KOs) and Yasmany Consuegra (17-0-0, 14 KOs).

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NBC and NBCSN will present 20 live PBC on NBC boxing events in 2015. Within the 20 live shows, NBC Sports Group will present more than 50 hours of PBC coverage, including NBCSN pre- and post-fight programming for NBC telecasts. The Premier Boxing Champions series is created for television by Haymon Boxing. The PBC on NBC will feature many of today's brightest stars, in their most compelling matches.

All PBC on NBC shows will be streamed live on NBC Sports Live Extra via "TV Everywhere," giving consumers additional value for their subscription service, and making high quality content available to MVPD customers both in and out of the home and on multiple platforms. The NBC Sports Live Extra app is available on the iTunes App Store, Google Play and Windows Store. For desktops, NBC Sports Live Extra can be accessed at NBCSports.com/liveextra.