Contractors test soil samples for contaminants like lead or mercury and remove tainted soil. If a section still tests high, crews remove 3 to 6 more inches of soil and retest. The goals of soil ...

FAA and union officials would not address whether Southern California airport towers are fully staffed, but the shortage has ...

Trump’s immigration crackdown could cause chaos for communities trying to rebuild after devastating wildfires and floods, as the vast majority of skilled disaster-restoration workers are immigrants, a ...