Ryan Burton catches up with John David Jackson, trainer of unified light heavyweight champion Sergey Kovalev, to discuss the mandatory defense of Nadjib "Irondjib" Mohammedi, comments made by Jean Pascal and more.

WBO, WBA and IBF Light Heavyweight World Champion Sergey "Krusher" Kovalev (27-0-1, 24 KOs) will compete in his first mandatory title defense against Nadjib "Irondjib" Mohammedi (37-3, 23 KOs) on Saturday, July 25 at the Mandalay Bay Events Center, Las Vegas, Nevada. The co-feature will include a ten-round light heavyweight match-up between Jean Pascal (29-3-1, 17 KOs) and Yunieski Gonzalez (16-0, 12 KOs). Tickets are on sale now and start at $25. Tickets can be purchased through TicketMaster and all MGM Resorts Properties Ticket Offices. The HBO World Championship Boxing® telecast begins at 10:00 p.m. ET/PT.