USA. Parata di stelle per la TYR Pro Swim Series di Westmont. Al via il francese Leon Marchand.
Katie Ledecky, Kieran Smith, Carson Foster, Lilly King, Annie Lazor, Anna Elendt, Lydia Jacoby, Michael Andrew, Nic Fink, Regan Smith, Olivia Smoliga, Ryan Murphy, Shaine Casas, Hunter Armstrong, Santo Condorelli, Leah Hayes, Anastasya Gorbenko, Chase Kalisz, Bobby Finke, Hubert Kos, Leonardo de Deus, Zach Harting, Kregor Zirk, Abbey Weitzeil, Simone Manuel, Gabriel da Silva Santos, Katharine Berkoff, Phoebe Bacon, Will Licon, Charlie Swanson, Erin Gemmell, Beata Nelson, Joao Luiz Gomes Junior, Matthew King, Marcelo Chierighini