Former Grand Slam champion in doubles Chanda Rubin acknowledged being compared to Rafael Nadal says a lot about Carlos Alcaraz but highlighted the 18-year-old is not looking to be the new Nadal. Alcaraz, 18, is having a stunning start to his career and many have been quick to point out the similarity between Alcaraz and Nadal. Nadal was just 18 years when he became a Grand Slam champion and broke into the top-10. Alcaraz, who will turn 19 next month, is already a Masters champion and a top-10 player as he is enjoying a career-high ranking of …