Geoff Ogilvy

Lingmerth struggles but maintains lead at Quicken Loans

David Lingmerth waved his arm disgustedly to the right to warn the gallery after he blocked his tee shot on the tight par-5 10th hole at TPC Potomac. After two shots from the rough, one from a hazard and one from a bunker, he made a 6-footer for bogey to fall to 3 over for the day.

He was still tied for the lead. Minutes later, he led by himself again when Daniel Summerhays bogeyed 11.

It was that kind of day at the Quicken Loans National.

Lingmerth steadied himself after his adventure on 10 and made an aggressive swing with a driver that came off perfectly on the short par-4 14th, leading to a two-putt birdie. The 29-year-old Swede made a sloppy bogey on 17 and...

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