Matthew Glaetzer has called time on his 15-year career, with the Australian track cycling veteran switching to a new career as a firefighter. Glaetzer was one of the world's top track sprinters over a sustained period, representing Australia at four Olympic Games and winning two bronze medals. Article continues below "After more than a decade on the world stage, it’s time to close this chapter. From chasing a dream as a kid to representing Australia across four Olympic Games, this sport has given me more than I could have ever imagined," Glaetzer said. The latest race content, interviews, features, reviews and expert buying guides, direct to your inbox! "There were incredible highs, tough setbacks and moments that tested everything but that’s what made the journey so meaningful. From World Championship titles to Commonwealth Games Gold and finally standing on the Olympic podium not once, but twice in Paris... it’s been a ride I’ll never forget," Glaetzer said.…