Michael Phelps has been named the winner of the 400 meters freestyle final in the 100 meter butterfly.

He also beat his world record time by a margin of 1:34.28, while the 800 meter butterfly final was won by Ryan Lochte with a time of 1,865.59.

The men’s 100 meter freestyle and 800 meters freestylers also went to the final, with Phelps finishing third.

He beat Lochte’s time by 1:42.54.

Swimmers, track and field athletes and track and cross country teams will compete in the four-event Olympic trials later this week.

The first Olympic trials are scheduled for August 1.