United States

US Open 2019: Five top talking points

(CNN)Has Roger Federer recovered from his Wimbledon hangover? Can Serena Williams overcome injury to clinch a record-tying 24th singles major?The US Open, the season's fourth and final major, starts August 26 at Flushing Meadows in New York. A record prize money pot of more than $57 million is up for grabs at the 139th edition of the Open, including $3.9 million for each singles champion. Novak Djokovic of Serbia and Naomi Osaka of Japan are the defending champions.Here are the five biggest stories to follow: Visit CNN.com/sport for more news, features, and videosCan Serena catch Court?A six-time champion in New York, Williams knows what it takes to win on home soil. Having taken New York by storm 20 years ago, when she beat Martina Hingis ...