A fire engine passes by a fire ban sign as the Yarnell Hill Fire advances on Peeples Valley, Arizona
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Arizona wildfire: 'Tackling fire tricky in severe conditions'

At least 19 US firefighters have been killed battling a wildfire in central Arizona, local officials say.

Dwight D'Evelyn, from the Yavapai County Sheriff's Office who are working with the Arizona State Forestry Division, spoke to the BBC about the difficulties that the firefighters faced.

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