AUBURN, Wash. (AP) — Spectators cheered as participants ran down the track cloaked in inflatable Tyrannosaurus rex costumes during the T-Rex World Championship Races at Emerald Downs in Auburn, Washington. The Sunday event started in 2017 as a pest control company's team-building activity. The actual dinosaur roamed the planet between 65 million and 67 million years ago. A study published four years ago in the journal Science estimated about2.5 billion of the dinosaursroamed Earth over the course of a couple million years. Hollywood movies such asthe "Jurassic Park" franchisehave added to the public fascination with the carnivorous creature. ___ This is a photo gallery curated by AP photo editors.
