has been announced with defending champions novak djokovic and iga swiatek top seeds for the mens and women's singles. serbian, djokovic, who won his 11th title in melbourne last year, is the top seed at a grand slam for the first time since wimbledon 2022. he'll be entering the tournament after an injury scare at the united cup, where serbia were knocked out by australia in the quarterfinals. carlos alcaraz is second seed, daniil medvedev is third. staying with tennis, and new rules have been introduced which should prevent matches running after 11pm on both the atp and wta tours. the tours have announced no more than five matches per day should be scheduled on each court in an attempt to cut down on late finishes, which they say "negatively impact "players and fa ns". in 2022, alex zverev beatjenson brooksby at 4:55 am in alcapulco — that's the latest ever finish to a professional match. tournaments will still be able to request waivers based on weather