Mitchell Report may not have shut door on steroid use.Dec 14, 2007.NEW YORK (Reuters). Commissioner Bud Selig hoped to end Major League Baseball’s steroids era by commissioning the Mitchell Report issued on Thursday, but may have opened the door to more questions about the U.S. game’s troubled past.When judgment day came for assessing the recent era when players suspected of using performance-enhancing substances smashed several of baseball’s most cherished records, Mitchell found all parties guilty. [ See ]. See related news and play video in same site. See also in BBC News: Q&A: Anabolic steroids