US Open LIVE: Serena Williams and Carlos Alcaraz team up for mixed doubles clash vs Routliffe and Glasspool

The US Open features a high-profile mixed doubles match with Serena Williams partnering Carlos Alcaraz against the team of Routliffe and Glasspool. The pairing of a tennis legend with the current men's star attraction is one of several all-star combinations in the mixed doubles draw. The match is among the headline events as the US Open gets underway.