Canadian Laurent Duvernay-Tardif leads a remarkable life, excelling in two drastically different fields. He's a guard for the Kansas City Chiefs and is a certified doctor after his recent graduation from McGill University's medical school. Rick Westhead has more in the TSN Original: Improbable.

In the history of the sport, there have been fewer than three dozen Canadian university football players who have dressed for an NFL regular-season game. Last season, seven former Canadian university players held roster spots and, remarkably, four came from the same school.

There was no pitch he couldn’t hit. Vladimir Guerrero might not have been the best hitter of his generation, but the winner of eight Silver Slugger Awards was the best bad ball hitter in history. The reason why requires an exploration of his Dominican Republic roots. With Guerrero being inducted into the Hall of Fame this weekend, here is Michael Farber and the TSN Original “Swing Away”.

Abandoned by his mother at the age of one, Cliff Thorburn of Victoria BC hit the road as a teenager. In pool rooms across Canada, 'The Grinder' survived the high stakes, and sometimes hazardous, world of gambling to become Canada’s first and only World Snooker Champion.

The Barkley Marathons is a 100 mile race that is known as the toughest race in the world. In it's 32 year history only 15 people have managed to finish. Canadian Ultrarunner Gary Robbins made his first attempt in 2016 and was unsuccessful. He would return in 2017 only to suffer a crushing defeat that gained worldwide attention. In 2017/2018 TSN followed Gary and his family on their journey back to the Barkley in the pursuit to become just the 16th person and the first Canadian to ever finish. This is the TSN Original Endless: In Pursuit of the Barkley.

To help celebrate International Day against Homophobia….revisit the story of Harrison Brown – the first openly transgender athlete in North American pro sports.

Despite a successful 2017, there is always room for improvement. TSN's CFL Insider Dave Naylor takes a closer look at the league and comes up with six simple suggestions that would tangibly improve the CFL and its product.