Pimlico Race Course will shut down for training over a three-day period later this month to repair the base of the main dirt track ahead of the GI Preakness S. meet that runs May 12-30. Mike Rogers, the president of the racing division for The Stronach Group (TSG), which owns both Pimlico and Laurel Park, alerted the Maryland Racing Commission (MRC) to the upcoming closure during Tuesday's monthly commission meeting. Rogers said the exact dates for the repairs are dependent on weather. Apr.17-20 is the primary time window, with Apr....