Since former Senator George Mitchell launched his investigation into baseball's steroid past 18 months ago, the big questions have been whether the final report would name names, how many names would be named, and how important the names would be. Some officials came away from a 30-team Major League Baseball conference call held mid-day Friday with the understanding that the forthcoming Mitchell report would include many names; names which have so far not been disclosed publicly and the names of well-known players.