Live Chat: Mark Hunt's Lawsuit, BJ Penn's Return, UFC Fight Night 103 Preview

UFC heavyweight Mark Hunt has sued the UFC, Dana White and Brock Lesnar over what he sees is their failure to protect him from a doping athlete. BJ Penn makes his long-awaited return to the Octagon on Sunday against Yair Rodriguez at UFC Fight Night 103. We'll discuss these topics and more on the Promotional Malpractice Live Chat.