Two years ago, the United States staged the biggest singles comeback in Solheim Cup history.

Only the biggest letdown the event has ever seen will keep the Americans from retaining the cup.

The United States took a 10 1/2- 5 1/2 lead over Europe on Saturday in the Solheim Cup, matching its biggest advantage entering the final day.

The Americans took three of the four afternoon fourball matches after splitting the morning foursomes at Des Moines Golf and Country Club. The biennial event concludes Sunday with 12 singles matches.

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