SEATTLE — Benson Henderson and Nate Diaz may be in the main event of UFC on Fox 5 Saturday night, but it's the undercard bout between B.J. Penn and Rory MacDonald that is creating the most interest in the final days leading to the fight.

Bleacher Report caught up with two important people from MacDonald's camp: training partner Mike Ricci and strength and conditioning coach Jonathan Chaimberg. Ricci and Chaimberg break down MacDonald's strengths, Penn's weaknesses and much more.

Check out the video above, and then leave your thoughts on this highly anticipated fight in the comments below!