Overview

• The Department of Justice's investigation could be the highest-profile use of the Rodchenkov Anti-Doping Act.
• The World Anti-Doping Agency and World Aquatics defended their handling of the case, citing contamination as the cause of the positive tests.
• Eleven of the 23 swimmers involved are set to compete in the upcoming Paris Olympics.
• The investigation follows a request by a US House Committee on China for federal scrutiny.
• WADA expressed disappointment over the US investigation, calling the media reports incomplete and misleading.