Italy's Karin Knapp hits a backhand shot against United States' Christina McHale during a Fed Cup world group tennis match Saturday, Feb. 8, 2014, in Cleveland. Knapp won the match. (AP Photo/Tony Dejak)

US Italy Fed Cup Tennis

Italy's Karin Knapp hits a backhand shot against United States' Christina McHale during a Fed Cup world group tennis match Saturday, Feb. 8, 2014, in Cleveland. Knapp won the match. (AP Photo/Tony Dejak)

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