Fight Talk: Oleksandr Usyk, Derek Chisora, Billy Joe Saunders, Saul 'Canelo' Alvarez, Vasyl Lomachenko

Derek Chisora bids to upset the odds and beat Oleksandr Usyk, Billy Joe Saunders says he still wants to face Saul 'Canelo' Alvarez next year, plus more in this week's Fight Talk.