What is black ice? Some roads still dangerous

What is black ice? Temperatures may have warmed up but some Houston-areas are still experiencing freezing temperatures which can cause a very thin layer of ice to accumulate on pavements.

TxDOT shares how they're clearing icy roads

Texas Department of Transportation has been out plowing snow and working to get roads clear. Houston District Public Information Officer Danny Perez shares what crews are doing to deice roads.