Switzerland's double Marco Chiudinelli (R) and Michael Lammer (L) return the ball to Serbian double Nenad Zimonjic and Filip Krajinovic during the Davis Cup World Group tennis first round tie between Serbia and Switzerland in Novi Sad on February 1, 2014. AFP PHOTO / ANDREJ ISAKOVIC (Photo credit should read ANDREJ ISAKOVIC/AFP via Getty Images)
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