CASPER, Wyo. (AP) — A heater leaking carbon monoxide gas prompted the evacuation of the Central Wyoming Fairgrounds Arena, where a canine competition was being held. The Casper Star-Tribune reports participants in the Agility Club of Central Wyoming's dog agility trials reported experiencing headaches and nausea beginning Friday, and a concerned bystander made an emergency call Saturday afternoon. Emergency crews detected carbon monoxide in the arena before entering the building, and participants were told to leave for about an hour.

JACKSON, Wyo. (AP) — Elk hunting has kicked off in two units east of the Snake River in Grand Teton National Park. Park spokeswoman Jackie Skaggs tells the Jackson Hole News and Guide the annual hunt, dubbed the "elk reduction program" by the National Park Service, began Saturday and is targeting 725 animals this year. Skaggs says that this fall, the park has eliminated bull tags for the first time and will focus solely on females and calves.

CHEYENNE, Wyo. (AP) — A viral disease that usually affects deer has shown up in a cow in eastern Wyoming. The Wyoming Livestock Board says the affected cow is now recovering from Epizootic Hemorrhagic Disease. EHD is spread by insects often located near water sources. Cases in cattle also have been found in Nebraska, South Dakota, and Colorado within the past few months.

CHEYENNE, Wyo. (AP) — Wyoming Treasurer Joe Meyer said in an interview a few months before his death that he learned the value of hard work early in life. The 71-year-old Meyer died Saturday in Cheyenne. Gov. Matt Mead has ordered flags at the State Capitol to be flown at half-staff for 15 days in his honor.

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