What's in store for Only Murders In The Building Season 4?

In the closing moments of the Only Murders in the Building Season 3 finale, Charles's stunt double, Sazz Pataki is shot and killed in his apartment. Even though the podcasting trio hasn't yet discovered the body, their investigative instincts will lead them to pursue this case once they're aware of it. Check out what we currently know about season 4.