BMW Championship: Rory McIlroy grabs share of opening-round lead as Scottie Scheffler makes nightmare start in St Louis

Rory McIlroy sits part of a five-way tie for the lead after the opening day at Bellerive Country Club; Scottie Scheffler struggled to a first-round 72 as he chases back-to-back PGA Tour wins; watch the BMW Championship throughout the week live on Sky Sports Golf