Billy Horschel fired a superb 65 on Saturday at Muirfield Village to leap into a five-shot lead, having started the day two shots behind Cameron Smith.
Rory McIlroy described the Memorial Tournament and the RBC Canadian Open as "proper golf tournaments" as opposed to the first event of the LIV Golf Invitational Series.
Jack Nicklaus revealed to the media on Tuesday that he took his family to Augusta National and surprised everyone when he played 18 holes at the famous venue.
Rory McIlroy is set to support the Niamh Louise Foundation which helps people who have suicidal thoughts and who struggle with mental health issues.
Numerous players from the PGA Tour and figures from golf have responded and given their thoughts to Jon Rahm's withdrawal from the Memorial Tournament.
Jon Rahm has been forced to withdraw from the Memorial Tournament after he tested positive for coronavirus, following a test he took after his second round.