Baseball is returning to NBC and so is Bob Costas, The network announced on Thursday that Costas will host its “Sunday Night Baseball” pregame show. He will anchor NBC’s coverage of a season opener when the two-time defending World Series champion Los Angeles Dodgers host Arizona on Thursday, March 26. “We’re trying to make ‘Sunday Night Baseball’ feel big. There’s no bigger name associated with baseball than Bob and also great to have him back in the NBC fold,” NBC Sports President Rick