Pros are confused by Pinehurst’s greens. Here’s what’s vexing them

Tiger Woods and his son Charlie at Pinehurst

Tiger Woods practices short game shots during the first few days of the U.S. Open at Pinehurst No. 2.

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Sean Zak

Sean Zak is a senior writer and author of Searching in St. Andrews, which followed his travels in Scotland during the most pivotal summer in the game’s history.