Next Question: What's with the foam blocks by the US 36 sinkhole?

Jenny asked Next to find out about the foam blocks near the giant hole in U.S. 36. The chief engineer for the Colorado Dept. of Transporation, Josh Laipply, gave us answer.
Published: 7:39 PM MDT August 15, 2019
Updated: 7:38 PM MDT August 15, 2019