Olympic champion Kelsey Mitchell headlines UCI Track Nations Cup in Milton, Ont.

An innocuous conversation while on a trip to southeast Asia a few years ago got Kelsey Mitchell thinking about her future plans.

After graduating from the University of Alberta, she wasn't sure what would come next once she returned home from her three-month journey. 

Mitchell was feeling a little lost before her departure and came back "even more lost," she said. But a random chat with a guy at a party in southern Thailand gave her pause for thought. 

"He said to me, 'What are you going to do after this trip?" she recalled. "I was like, 'Oh you know, go back and get a job, buy a house, settle down and start a family. He was like, 'Oh that's so North American.' 

The conversation made her take a step back, Mitchell said.

"I was like, 'Maybe that's not my life choice right now,'" she said. "I have to figure out what makes me happy. 

"Apparently riding a bike in a circle every day makes me really happy."

A varsity soccer player at university, Mitchell transitioned to track cycling in 2017. She proved to be a quick study.

Mitchell won three medals at the national championship a year later. Pan Am gold followed in 2019 and Olympic gold came last year in Tokyo. Not a bad resume for an athlete who's entering her second quadrennial.

"The passion is there and the passion is strong," she said Wednesday before a training session. "I want to do this for as long as I can and as long as my body is able to and I'm getting the results."

Cyclists from Australia, Germany and the Netherlands are also good bets to reach the podium this week.

"We know that we have a lot of people who could be very strong so we have to be strong as well," said Canadian coach Franck Durivaux, who serves as the track sprint lead.

The Nations Cup is essentially