Wildfire threatens Grand Canyon's North Rim
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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.
The Dragon Bravo Fire in Arizona has destroyed dozens of structures and a water treatment facility on the Grand Canyon's North Rim.
The White Sage Fire and Dragon Bravo Fire have consumed about 45,000 acres as of July 13. No injuries or deaths have been reported.