Wildfire threatens Grand Canyon's North Rim
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Arizona Gov. Katie Hobbs toured the Dragon Bravo Fire devastation with the National Guard helicoptering her over the Grand Canyon's North Rim.
The building was surrounded by vegetation on fire when a team of "helitack" firefighters arrived to protect the area on Tuesday. Grand Canyon National Park officials said the crews knew if the pump house fell, the consequences could cripple park operations for months.
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