Reported by James Sutherland.
MEN’S 100 BACK FINAL
- PSS Record: 52.40, David Plummer (USA), 2016
- Ryosuke Irie, Team Elite, 53.08
- Justin Ress, Wolfpack Eite, 53.30
- Grigory Tarasevich, Cardinal Aquatics, 54.22
Ress had the slight lead at the 50 in 25.80 (with Irie at 25.87), before the three-time Olympic medalist from Japan charged back in 27.21 to take the win by just over two tenths. Irie improves his season-best by a tenth, moving him past Mitch Larkin for 4th in the world this year, while Ress chops off nearly four tenths to move up from 12th to 7th.