British golf fans at the Ryder Cup in Chicago
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Tense rivalry before Ryder Cup golf showdown

Top golfers from the US and Europe are going through final preparations for the Ryder Cup.

As anticipation mounts, the talk between the teams has been getting increasingly fraught. Europe's Ian Poulter and the US player Brandt Snedeker traded threats at a news conference.

Andy Swiss reports from the Medinah Country Club, near Chicago.