DUESSELDORF, Germany -- Serbia and the Czech Republic moved closer to meeting in the World Team Cup final on Thursday.
Serbia's Viktor Troicki saved three set points in the first set and four break points in the second to beat Florian Mayer 7-6 (6), 6-3 for a 1-0 lead over defending champion Germany in the Blue Group.
The United States beat Japan 2-1 for its first win. Ryan Harrison beat Tatsumi Ito 6-2, 7-6 (5) before Go Soeda defeated Andy Roddick 7-5, 7-6 (4) to level the score.
James Blake and Harrison won the decisive doubles against Ito and Bumpei Sato 4-6, 6-0, 10-4.
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