The leaderboard is packed with plenty of big names at the Masters. Here are the key stats from Round 2 at Augusta provided by the Golf Channel editorial research unit.
• 71-68 (4 under); second career 36-hole lead in major (2007 Open, finished second)
• Eighth time inside top 3 after second round in major championship
• Played first 21 holes this week without bogey
• Longest streak to open a major since 1999 PGA (31, finished second)
• 22 top-10s in majors; second-most all-time without a victory
• Worst third round scoring average in Masters last 30 years (minimum 10 rounds)
• Combined score of 38 over par in third round of Masters in career
• 73-67 (4 under); ties lowest career round in Masters
• Best score in a major since 66 in second round of 2015 Open
• First lead after any round in a major (100th career round played)
• MC last year; last to win year after missed cut was Tiger Woods in 1997
• Shot 80-73 last year to miss cut (9 over)
Thomas Pieters
• 72-68 (4 under); 3 under on holes 11-18 today (was 5 over in first round)
• Friday was 10th career major championship round
• First career 36-hole lead in professional event in United States
• One bogey in second round (bogey or worse on four of last eight holes Thursday)
• 65-75; played holes 6-11 in 5 over (par, five bogeys)
• Hit 10/18 GIR today (four fewer than in first round)
• 1 over par on par 3s in second round (birdied all four par 3s Thursday)
• Thursday was fifth round of career beating field by 7.