Watch the Pan Pacific Swimming Championships

Click on the video player above Thursday at 5 a.m. ET to watch medal races on Day 1 of the Pan Pacific Swimming Championships in Tokyo.

The quadrennial event, this time being held halfway between the Rio and Tokyo Olympics, features world swimming powers Australia and the United States and also includes other non-European countries such as Canada, Japan, China and several others.

The Pan Pacific Swimming Championships are one of the toughest swim meets in the 2018 calendar. They happen Aug. 9-12, and Canadians Taylor Ruck and Kylie Masse are looking to medal. 1:56

Canadian stars Kylie Masse and Taylor Ruck are among the athletes competing. brings you live streams each day of the Pan Pacs, which runs through Sunday.