Here's what's being talked about in pop culture:
• Joss Whedon, who directed two "Avengers" movies, is going to jump to the DC Comics universe to make a standalone "Batgirl" movie. [Variety]
• Rainn Wilson ("The Office") has signed on to "Star Trek: Discovery" to play one of the original show's best-known villain: Space pirate Harry Mudd. [The Hollywood Reporter]
• Something something "Winter Is Coming." (Translation: There's a new "Game of Thrones" teaser trailer.) [Vulture]