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Sport: GolfCategory: Scores & Results

William Mouw boils putter overnight, shoots 63 at ISCO Championship

Yahoo Sports • 1 min read • Latest: Jul 11, 2026, 1:22 AM

Last updated Jul 11, 2026

William Mouw boils putter overnight, shoots 63 at ISCO Championship
Summary

William Mouw, the defending champion of the ISCO Championship, boiled his putter overnight before carding a seven-under 63 in the second round held at Hurstbourne Country Club in Louisville, Kentucky. Mouw, who struggled with just 50 feet of putts in the first round, made 105 feet during this round, securing five birdies on the front nine. He now sits solo sixth at nine under, chasing leaders Lucas Glover and others. Mouw's unique pre-round preparation has him planning to repeat the boiling process for the next round.

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By the Numbers
  • •Mouw ranked 116th in strokes gained putting after the first round.
  • •He made five birdies on the front nine during the second round.
  • •Lucas Glover leads the tournament at 13 under.
  • •Mouw aims to replicate his boiling putter method tonight.
Latest Updates
  • 1:22 AMYahoo Sports — Tour winner did WHAT to his putter before shooting 63?
What they're saying
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Defending ISCO tournament champion William Mouw says he boiled his putter overnight before shooting 63 in the second round

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