Overview

• Katie Ledecky aims for her fourth Olympics with top seed positions in four freestyle events.
• Caeleb Dressel and Simone Manuel return to competition after extended breaks.
• The trials feature a mix of seasoned Olympians and rising stars like Kate Douglass and Jack Alexy.
• Doping revelations involving Chinese swimmers cast a shadow over the competition.
• More than 30 swimmers with Indiana ties will compete, including Lilly King.