Before the split-site Showtime card that takes place later Saturday night featuring Adonis Stevenson vs. Badou Jack goes down, watch live right here on FightLine as Lee Selby defends his IBF title against Josh Warrington.

More from Fightline

The event begins at 5 p.m. ET in the video above.

Stevenson-Jack is set to start at 10 p.m. ET on Showtime.