KERSEY, Colo. (CBS4)– Firefighters rushed to put out a barn that caught fire in Weld County Friday morning.

Crews rushed to the fire at 25350 Weld County Road 32, about six miles east of Greeley, just after 6 a.m. Friday. When they arrived they found the barn fully engulfed in flames.

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Copter4 flew over the barn fire just after 7 a.m. where smoke was billowing through the open space where the roof had been.

(credit: CBS)

(credit: CBS)

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The barn was completely destroyed.

Dozens of horses were seen in fenced-in areas surrounding the barn. None of the horses were injured.

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What caused the fire is being investigated.