UPDATE (WKOW) -- All lanes of US 14 westbound in Middleton are back open following a Tuesday morning crash.
It took crews about two hours to clear the scene.
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MIDDLETON (WKOW) -- The Middleton Police Department is responding to a "serious crash" on US 14 westbound, according to Dane County officials.
All lanes are blocked on US 14 westbound at the Beltline.
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