India, March 17 -- Actors Meryl Streep and Martin Short, who have been long-time friends, are dating. They found themselves in the spotlight after starring together in the third season of Only Murders in the Building. A source told Page Six that Meryl and Martin have been quietly dating for "well over a year now". The insider said, "Meryl couldn't help but fall for Martin. He is a gentleman, he keeps her laughing. She loves being around him."...