Querrey remains unbeaten in singles
DUESSELDORF, Germany -- Sam Querrey gave the United States a winning start in its bid to reach Saturday's final at the World Team Cup.
Querrey beat Jan Hajek 6-3, 7-5 on Thursday to put the U.S. 1-0 up against the Czech Republic in the Red Group and remain unbeaten in his three singles this week.
The second singles and doubles will be Friday. The Americans are bidding to win a fifth title and first since 1993.
The winner of the match between France and Argentina, which are tied 1-1, will qualify from the Blue Group.
Copyright 2010 by The Associated Press
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