A two-victory performance by Lanny Wadkins and Ray Floyd thwarted a British-European comeback try and gave the United States a one-point lead, 4 1/2-3 1/2, in the Ryder Cup matches at Sutton Coldfield, England. After Craig Stadler and Hal Sutton halved their better-ball match with Bernhard Langer of West Germany and Jose-Maria Canizares of Spain to even the matches 3 1/2 points each, Floyd and Wadkins beat Sam Torrance of Scotland and Howard Clark of England, 1 up, for the first-day lead at the Belfry Golf Club.

The best performance of the day was produced by Paul Way of England and Ian Woosnam of Wales in their 1-up decision over Hubert Green and Fuzzy Zoeller in better-ball play. The British pair had a 64, eight under par . . .

First-round leader Jim Colbert scored a three-under-par 69 to share the second-round lead of the $300,000 Greater Milwaukee Open with Jeff Sanders, who had a 67 for his 135. They are one shot ahead of George Twiggs, who had a second consecutive 68 . . .

Peter Thomson, the leading money winner on the tour, shot a three-under-par 69 for a two-shot lead after the first round of the $250,000 United Virginia Bank-Senior tournament in Richmond. Thomson, 56, who could break the senior tour earnings record by winning the $37,500 first prize at the end of the 54-hole tournament Sunday, had six birdies and three bogeys over the 6,644-yard Hermitage Country Club course.

Tied at 71 were Arnold Palmer, Orville Moody, defending champion Dan Sikes and George Lanning . . .

In Kent, Wash., Alexandra Reinhardt (71 -- 138) is one shot ahead of LeAnn Cassady (69 -- 139) in an LPGA tournament . . .

A.J. Duncan of Congressional scored his first victory of the Middle Atlantic PGA season with a three-under-par 67 in a pro-member at Washington Golf and Country Club in Arlington.