Unbeaten lightweight prospect Chris Colbert (11-0, 4 KOs) takes on Alberto Mercado (16-2-1, 3 KOs) in an eight or 10-round bout and unbeaten welterweight Jésus Ramos (9-0, 9 KOs) battles Rondale Hubbert (13-8-2, 8 KOs) in a four-round attraction as part of a special FOX PBC Fight Night Prelims show on FOX and FOX Deportes Sunday, June 23 at Mandalay Bay Events Center in Las Vegas.
The main card on FOX is headlined by former champion Jermell Charlo battling Jorge Cota in a super welterweight attraction, former world champions Guillermo Rigondeaux and Julio Ceja clashing in a 12-round WBC featherweight title eliminator, and unbeaten junior middleweight prospect Joey Spencer (7-0, 6 KOs) against Akeem Black (5-2, 2 KOs) in a six-round bout.