Maybe it was the pope’s blessing. Or maybe Jannik Sinner just likes playing against Casper Ruud. Whatever it was, the top-ranked Sinner cranked up his level to near-perfection in a 6-0, 6-1 dismantling of Ruud in the Italian Open quarterfinals on Thursday — a day after Sinner was granted a private audience with the new tennis-playing pope just down the road at the Vatican.