“Furious” over a recent exposé in The Hollywood Reporter, Oscar winner Kevin Costner has gone deep-sea diving in search for sunken treasure — and a hit — a source tells Page Six. A source told Page ...

Kevin Costner has reportedly started dating someone new. The “Yellowstone” star, 70, is said to be “casually” seeing director and author Kelly Noonan Gores, 46, following his nasty split from ex-wife ...