Natalie Oganesyan editorIn today’s TV news roundup, Apple TV Plus released a teaser for ‘The Snoopy Show’ in celebration of the comic’s 70th anniversary, and the author of “Caste: The Origins of Our Discontents” will appear as a guest on “Oprah’s Book Club” and “The Oprah Conversation.”Peacock will debut original news shows “The Mehdi Hasan Show” and “Zerlina” Oct. 5 on its exclusive news commentary channel, The Choice. With host and award-winning journalist Mehdi Hasan, “The Mehdi Hasan Show”