It's worth reminding that in this discipline the last time the Russians managed to win gold at the 1996 Olympics in Atlanta.
Rylov, 24, covered the distance in 51.98 seconds - the result was a European record. Kolesnikov swam in 52 seconds, Murphy - in 52.19.
Rylov's gold medal became the fifth at the Tokyo Olympics, Kolesnikov's silver was the sixth for the Russian team at these Olympic Games.