Field Level Media's Golf Glance provides weekly news and storylines from each of the major North American golf tours. PGA TOUR LAST TOURNAMENT: Scottish Open (Robert MacIntyre) THIS WEEK: The Open Championship, Troon, South Ayrshire, Scotland, July 18-21 Course: Royal Troon (Par 71, 7,385 Yards) Purse: $17M (Winner: $3.1M) Defending Champion: Brian Harman FedEx Cup Leader: Scottie Scheffler HOW TO FOLLOW TV: Thursday-Friday: 1:30-4 a.m. ET (Peacock), 4 a.m.-3 p.m. (USA), 3-4:15 p.m. (Peacock); Saturday: 5-7 a.m. (USA), 7 a.m.-3 p.m. (NBC); Sunday: 4-7 a.m. (USA), 7 a.m.-2 p.m. (NBC) Streaming: The R&A controls all digital streaming and broadcast rights. X: @TheOpen NOTES: The field includes 49 of the top 50 players in the Official World Golf Ranking, the top 30 in the…