Lucca Mesinas demonstrated his decimating backhand attack alongside an in-form Lucas Owston and more as the men's Round of 32 awaits. Plus, top-seeded women made their debuts with scattered upsets as Zoe Kaina unleashed a 15.66 heat total, Kirra Pinkerton started strong, and QS veterans Chelsea Tuach and Leilani McGonagle pushed the pace.