Substitute Diego Perotti converted two penalties before setting up another goal as likely title-challenger Roma produced a second-half outburst to beat visiting Udinese 4-0 in the Serie A opener Saturday. It was a perfect start for the Giallorossi as they prepare for the return leg of the Champions League playoffs on Tuesday against Porto, following a 1-1 opening leg. ''It was really important to win and start well so we can approach the Porto match serenely,'' Perotti said. More...