On this week's mailbag episode, JJ talks about Terry McLaurin in a potentially RPO-heavy offense, the Marquez Valdes-Scantling signing, the Broncos backfield, and more.       Sign up on Underdog now and use promo code LATEROUND for a free Late-Round Draft Guide and deposit match offer on your first deposit: https://play.underdogfantasy.com/p-late-round-ff       Purchase the Late-Round Prospect Guide or Preorder the Late-Round Draft Guide: http://www.lateround.com/