U.S. set new 4x100m medley record

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US swimmer Jessica Hardy performs in the womens 4 x 100m medley relay during the first day of the Duel in The Pool swimming competition between the USA and Europe in Manchester. The US team set a new short course world record of three minutes 47.97 seconds.

LONDON, Dec. 18 -- The United States set a new 4x100m medley record in women's team on short course in three minutes 47.97 seconds at the "Duel in the Pool" exhibition meeting in Manchester on Friday.