Unbeaten lightweight contender Frank Martin and respected trainer Herman Caicedo are this week's guests on The PBC Podcast. "The Ghost" discusses his highly anticipated showdown versus fellow undefeated 135-pounder Michel Rivera Saturday, December 17 in a Premier Boxing Champions main event on SHOWTIME. Caicedo, who trains Rivera, offers his take on one of the best matchups this year and much more. Plus, on Toe to Toe, hosts Kenneth Bouhairie and Michael Rosenthal list their five favorite boxing venues.