(ANSA) - ROMA, 10 SET - epa09458912 Maria Sakkari of Greece hits a return to Emma Raducanu of Great Britain during their semifinals round match on the eleventh day of the US Open Tennis Championships at the USTA National Tennis Center in Flushing Meadows, New York, USA, 09 September 2021. The US Open runs from 30 August through 12 September. EPA/JASON SZENES JASON SZENES/ (ANSA).