Williams of the U.S. serves to Halep of Romania during their women's singles semi-final match at the Rome Masters tennis tournament

Nadal to meet Federer in Rome final, Serena rolls on

By Eric Salliot ROME (Reuters) - Roger Federer will meet great rival Rafa Nadal in the Italian Open final after the Swiss held off a spirited challenge by unseeded Frenchman Benoit Paire on Saturday. The 7-6 6-…