Russia's Oleg Kostin swims in the men's 50m butterfly final at the World Swimming Championships, in Gwangju, South Korea.
- Package: South Korea Swimming Worlds
- Categories: Sports
- Location: Gwangju, South Korea
- Event date: 22.07.2019
- Date published: 22.07.2019
- Author: Alexander Vilf
- Source: Sputnik
- Credit: Sputnik
- Original: Digital
- Media: JPEG, 3500x2291px, 3.4Mb
- Job-ID: 97bdba1e0f07f0ce