"I asked him if he was cooking because it looked like something a chef would wear," Walker said. "American flag pants. It was great."
Mickelson brings experience and emotion to Presidents Cup →
"I don't hit a lot of fairways anyway. It's not that big of a deal," Walker said. "Bunkers out here are nice. I hit some good shots."
Tiger Woods in contention at Quicken Loans National after strong second round →