First Look At The Field: Betting odds for the 3M Open Just four of the top-20 PGA Tour players in the world are competing this week at TPC Twin Cities, including Dustin Johnson, who’s the overwhelming favourite to taste victory over Louis Oosthuizen and Tony Finau in the 3M Open. Michael Harrison (@houndogharrison) The TSN Edge Dustin Johnson , The Canadian Press After Collin Morikawa put on a dazzling display of precision to win the Open Championship at Royal St. George's on Sunday, the PGA Tour heads to Blaine, Minn., for the 3M Open. Morikawa, who won his second major title in as many years (2020 PGA Championship), is not in the field, as just four of the top-20 golfers are competing.