Paris Grand Slam 2018: Five things we learned

Paris, France( CNN) Over 400 players from 71 countries took to the tatami for judo’s 2018 Paris Grand Slam this week, with fourteen gold medals and $154,000 up for grabs.

As many as 15,000 supporters mobbed into the AccorHotels Arena to watch a spectacle unmatched anywhere on the judo calendar.

Here’s what CNN Sport learned mat-side at the first major event of its first year.