Spectators watch the Davis Cup World Group quarterfinal match between Italy's Fabio Fognini Britain's James Ward, in Naples, Italy, Friday, April 4, 2014. (AP Photo/Salvatore Laporta)
Britain's James Ward, left, walks off the court as rain delays the Davis Cup World Group quarterfinal match against Italy's Fabio Fognini in Naples, Italy, Friday April 4, 2014. (AP Photo/Salvatore Laporta)
Britain's James Ward returns the ball to Italy's Fabio Fognini during their Davis Cup World Group quarterfinal match in Naples, Italy, Friday April 4, 2014. (AP Photo/Salvatore Laporta)
Italy's Fabio Fognini returns the ball to Britain's James Ward, during their Davis Cup World Group quarterfinal match in Naples, Italy, Friday April 4, 2014. (AP Photo/Salvatore Laporta)
Queen Elizabeth II arrives at Rome's Ciampino military airport to start a one-day visit to Italy and the Vatican, Thursday, April 3, 2014. The British Royals will meet Italian President Giorgio Napolitano during an official lunch at the Quirinale Presidential Palace and Pope Francis at the Vatican in the afternoon. (AP Photo/Daniele Leone) Photo LaPresse 04-03-2014 Rome (Italy) News Queen Elizabeth and Prince Philip arrive at Ciampino airport
Queen Elizabeth II, accompanied by Prince Philip arrives at Rome's Ciampino military airport to start their one-day visit to Italy and the Vatican, Thursday, April 3, 2014. The British Royals will meet Italian President Giorgio Napolitano during an official lunch at the Quirinale Presidential Palace and Pope Francis at the Vatican in the afternoon. (AP Photo/Daniele Leone) Photo LaPresse 04-03-2014 Rome (Italy) News Queen Elizabeth and Prince Philip arrive at Ciampino airport
Sara Errani, of Italy, reacts to Peng Shuai, of China, during the Family Circle Cup tennis tournament in Charleston, S.C., Thursday, April 3, 2014. (AP Photo/Mic Smith)
Peng Shuai, of China, returns to Sara Errani, of Italy, during the Family Circle Cup tennis tournament in Charleston, S.C., Thursday, April 3, 2014. (AP Photo/Mic Smith)