Common cold weather myths busted

You've probably been told that you must wear a hat in the winter, cold weather will make you sick and you should always warm up your car before you drive. However, these things aren't necessarily true.

Texas grid during winter weather: ERCOT CEO discusses how it fared

The arctic blast is set to end on Wednesday, and, so far, the Texas power grid has survived it. However, conditions were tight, and ERCOT had to ask Texans twice to conserve energy. FOX 7 Austin's John Krinjak spoke with ERCOT CEO Pablo Vegas one-on-one.