AUBURN, Wash. (AP) — Racers in inflatable T-Rex costumes take part within the T-Rex World Championship Races at Emerald Downs on Sunday in Auburn, Washington. The annual race traces its origins to a 2017 team-building occasion for a neighborhood pest management firm.
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This is a photograph gallery curated by AP picture editors.
Racers within the males’s over 55 warmth run out of the beginning gates through the T-Rex World Championship Races at Emerald Downs, Sunday, July 12, 2026, in Auburn, Wash. (AP Photo/Lindsey Wasson)
Racers within the males’s over 55 warmth run out of the beginning gates through the T-Rex World Championship Races at Emerald Downs, Sunday, July 12, 2026, in Auburn, Wash. (AP Photo/Lindsey Wasson)
Participants in the preliminary heats approach the finish line during the T-Rex World Championship Races at Emerald Downs, Sunday, July 12, 2026, in Auburn, Wash. (AP Photo/Lindsey Wasson)
Participants in the preliminary heats approach the finish line during the T-Rex World Championship Races at Emerald Downs, Sunday, July 12, 2026, in Auburn, Wash. (AP Photo/Lindsey Wasson)
Tilly Sawangwan, 5, stands with other adult T. rex participants during the T-Rex World Championship Races at Emerald Downs, Sunday, July 12, 2026, in Auburn, Wash. (AP Photo/Lindsey Wasson)
Tilly Sawangwan, 5, stands with other adult T. rex participants during the T-Rex World Championship Races at Emerald Downs, Sunday, July 12, 2026, in Auburn, Wash. (AP Photo/Lindsey Wasson)
Young racers prepare at the starting gate before a kids’ heat during the T-Rex World Championship Races at Emerald Downs, Sunday, July 12, 2026, in Auburn, Wash. (AP Photo/Lindsey Wasson)
Young racers prepare at the starting gate before a kids’ heat during the T-Rex World Championship Races at Emerald Downs, Sunday, July 12, 2026, in Auburn, Wash. (AP Photo/Lindsey Wasson)
Participants gather to talk and line up for the preliminary heats during the T-Rex World Championship Races at Emerald Downs, Sunday, July 12, 2026, in Auburn, Wash. (AP Photo/Lindsey Wasson)
Participants gather to talk and line up for the preliminary heats during the T-Rex World Championship Races at Emerald Downs, Sunday, July 12, 2026, in Auburn, Wash. (AP Photo/Lindsey Wasson)
Young racers walk on the track to the starting gate for a kids’ heat during the T-Rex World Championship Races at Emerald Downs, Sunday, July 12, 2026, in Auburn, Wash. (AP Photo/Lindsey Wasson)
Young racers walk on the track to the starting gate for a kids’ heat during the T-Rex World Championship Races at Emerald Downs, Sunday, July 12, 2026, in Auburn, Wash. (AP Photo/Lindsey Wasson)
Racers in inflatable T. rex costumes wait to participate in the during the T-Rex World Championship Races at Emerald Downs, Sunday, July 12, 2026, in Auburn, Wash. (AP Photo/Lindsey Wasson)
Racers in inflatable T. rex costumes wait to participate in the during the T-Rex World Championship Races at Emerald Downs, Sunday, July 12, 2026, in Auburn, Wash. (AP Photo/Lindsey Wasson)
Racers take off from the starting gates during a kids’ race during the T-Rex World Championship Races at Emerald Downs, Sunday, July 12, 2026, in Auburn, Wash. (AP Photo/Lindsey Wasson)
Racers take off from the starting gates during a kids’ race during the T-Rex World Championship Races at Emerald Downs, Sunday, July 12, 2026, in Auburn, Wash. (AP Photo/Lindsey Wasson)
People wave signs for their favorite racers during the T-Rex World Championship Races at Emerald Downs, Sunday, July 12, 2026, in Auburn, Wash. (AP Photo/Lindsey Wasson)
People wave signs for their favorite racers during the T-Rex World Championship Races at Emerald Downs, Sunday, July 12, 2026, in Auburn, Wash. (AP Photo/Lindsey Wasson)
Dozens of racers in inflatable costumes sprint down the track in a preliminary heat during the T-Rex World Championship Races at Emerald Downs, Sunday, July 12, 2026, in Auburn, Wash. (AP Photo/Lindsey Wasson)
Dozens of racers in inflatable costumes sprint down the track in a preliminary heat during the T-Rex World Championship Races at Emerald Downs, Sunday, July 12, 2026, in Auburn, Wash. (AP Photo/Lindsey Wasson)
A participant face-plants while running in the preliminary heats during the T-Rex World Championship Races at Emerald Downs, Sunday, July 12, 2026, in Auburn, Wash. (AP Photo/Lindsey Wasson)
A participant face-plants while running in the preliminary heats during the T-Rex World Championship Races at Emerald Downs, Sunday, July 12, 2026, in Auburn, Wash. (AP Photo/Lindsey Wasson)
Chase Mertz, of Seattle, and “Tiny Rex,” Mimi Miyazawa, of Orem, Utah, celebrate with their men’s and women’s championship trophies after competing in the T-Rex World Championship Races at Emerald Downs, Sunday, July 12, 2026, in Auburn, Wash. (AP Photo/Lindsey Wasson)
Chase Mertz, of Seattle, and “Tiny Rex,” Mimi Miyazawa, of Orem, Utah, celebrate with their men’s and women’s championship trophies after competing in the T-Rex World Championship Races at Emerald Downs, Sunday, July 12, 2026, in Auburn, Wash. (AP Photo/Lindsey Wasson)
Tilly Sawangwan, 5, looks on in a red costume during the T-Rex World Championship Races at Emerald Downs, Sunday, July 12, 2026, in Auburn, Wash. (AP Photo/Lindsey Wasson)
Tilly Sawangwan, 5, looks on in a red costume during the T-Rex World Championship Races at Emerald Downs, Sunday, July 12, 2026, in Auburn, Wash. (AP Photo/Lindsey Wasson)
Jaymen Parker keeps hydrated before running in the T-Rex World Championship Races at Emerald Downs, Sunday, July 12, 2026, in Auburn, Wash. (AP Photo/Lindsey Wasson)
Jaymen Parker keeps hydrated before running in the T-Rex World Championship Races at Emerald Downs, Sunday, July 12, 2026, in Auburn, Wash. (AP Photo/Lindsey Wasson)
