Chinese swimmer Sun Yang wins first title after return from suspension

China's Sun Yang (C) takes a selfie with the silver and bronze medalists after their men's 400m freestyle swimming final at the National Summer Swimming Championships in Hefei, east China's Anhui Province, August 25, 2024. /CFP

China's three-time Olympic gold medalist Sun Yang won the men's 400-meter freestyle title on Sunday at the 2024 National Summer Swimming Championships in Hefei, east China's