Richy Werenski leads 3M Open; Johnson withdraws after 78

  • Tony Finau tees off on the fourth hole during the first round of the 3M Open golf tournament in Blaine, Minn., Thursday, July 23, 2020. (AP Photo/Andy Clayton- King)

BLAINE, Minn. — The virus outbreak has squelched the upbeat and welcoming vibe that marked the debut of the 3M Open last year.