carlos alcaraz has the chance to win his first grass court title at queen s this afternoon and go to number one in the world rankings. the 20 year old spaniard beat american sebastian korda in straight sets in yesterday s semifinal to set up today s match with australia s alex de minaur. if alcaraz wins he ll leapfrog novak djokovic back to the top of the world rankings and be the top seed at wimbledon which starts a week tomorrow. one final already under way, as andrey rublev v alexander bublik at the halle open in germany third seed rublev. and the two, time wimbledon and the two time wimbledon champion, petra kvitova, and the unseeded donna vekic both won twice saturday to advance to the final of the german open in berlin after the quarterfinals were washed