What is the Osgood Box and how does this mysterious device factor into one of the Twelfth Doctor's greatest moments? Join us as we discuss The Zygon Inversion, Doctor Who Series 9 Episode 8.  The Discussing Network proudly presents Discussing Who Episode 313. This episode streamed live on Facebook, YouTube, and Twitch and is being presented in the original unedited version. Hosted by Kyle Jones, Lee Shackleford, and Clarence Brown.  A special thanks to listener MH for the feedback on Episode 312.