Harris County Judge Lina Hidalgo said there's no immediate air monitoring risk, but people with health risks like seniors, pregnant women, children or people with chronic health conditions should stay indoors.

A pipeline fire that burned in a Houston suburb for four days finally went out Thursday as authorities announced a criminal investigation into the blaze that had roared into a towering flame, forcing neighborhoods to evacuate and melting parts of nearby cars.

The Energy Transfer pipeline fire continues into its third day, raising safety concerns and causing significant disruptions.