Crews continue to make progress on two large wildfires burning in Western Colorado, although fire officials said one continues to be challenging.

Rio Blanco County officials lifted some mandatory evacuation and pre-evacuation orders Friday afternoon for the Elk and Lee fires burning near the Western Slope town of Meeker.

Wildfires continue to burn in Rio Blanco County, one of which is the fifth largest in Colorado history. Greg Nieto spoke to a wildfire expert on how the crews make layers of protection around the fires.