Bukas/Sabado, Mayo 27 Sa 5:15 p.m. AT/2:15 p.m. PT

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Showtime Championship Boxing^® Nakatira sa 5:15 p.m. AT/2:15 p.m. PT

Kell Brook vs. Errol Spence JR. – IBF welterweyt World Championship

Kell Brook – 146 ½ pounds

Errol Spence JR. - 146 ¼ libra

Live at approximately 4:30 p.m. AT/1:30 p.m. PT exclusively in the U.S. saSHOWTIME Sports Facebook page and the SHOWTIME Sports YouTube channel.

George Groves vs. Fedor Chudinov – vacant WBA Super Middleweight World Championship

George Groves – 167 ¼

Fedor Chudinov – 167