UPDATE:The wreck has been cleared, but this section of I-25 is still closed due to black ice and other winter conditions.

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An accident involving an 18-wheeler has closed Interstate 25 north of Cheyenne.

WyDot reports the road is closed between Exit 73, WY 34 and Wheatland northbound.

The crash happened around 12:25 pm and there is no estimate on when the highway will open again.