World swimming federation confirms US federal investigation into Chinese swimmers' doping tests

Michael Phelps, erstwhile Olympic athlete, left, Travis Tygart, Chief Executive Officer of the U.S. Anti-Doping Agency, center, and Allison Schmitt, erstwhile Olympic athlete, are sworn successful during a House Committee connected Energy and Commerce Subcommittee connected Oversight and Investigations proceeding examining Anti-Doping Measures successful Advance of the 2024 Olympics, connected Capitol Hill, Tuesday, June 25, 2024, successful Washington. (AP Photo/Rod Lamkey, Jr.)