no one leaked the news of Teddy’s return — or anything else for that matter.What we do know is that “West Side Story” Oscar winner Ariana DeBose is joining the cast in a, you guessed it, super-secretive recurring role. Saturday’s panel also revealed the Season 4 logline: “A dark odyssey about the fate of sentient life on earth.”And some great key art:Westworld was created for television by Jonathan Nolan & Lisa Joy, who are executive producers with Alison Schapker, Denise Thé, J.J.