Agence France-PresseFebruary 9, 2014 16:32
Karin Knapp survived some shaky moments to defeat American Alison Riske 6-3, 7-5 on Sunday and put defending champions Italy into the semi-finals of the Fed Cup.
Knapp's triumph gave Italy an unbeatable 3-0 lead in the best-of-five match tie.
The Italian, ranked 40th in the world, had helped the visitors take a commanding 2-0 lead on Saturday with a 6-3, 3-6, 6-1 victory over Christina McHale in the opening match.
Camila Giorgi, ranked 84th, then downed 37th-ranked US teen Madison Keys 6-2, 6-1, in only one hour in a matchup of Fed Cup debutantes.