Cesar Cielo's fate to be decided this week; Spyros Gianniotis wins men's 10K open water world championship title, with places two through 10 getting automatic Olympic berths; Natalia Ishchenko wins 14th world championship gold medal; Brittany Viola earns Olympic berth after platform diving qualifying; USA loses to Italy in men's water polo, Serbia wins and Hungary advances despite Tamas Kasas' retirement.