This week, the Nevada Highway Patrol will begin using a thermal imaging van that officials hope will help the agency focus on the most problematic trucks and perhaps even combat human trafficking.

For example, if you've ever driven through California, chances are you've likely spotted signs for weigh stations scattered along the highways. As a facility of the California Highway Patrol (CHP ...

A specialized unit within the Highway Patrol known as the Motor Carrier ... They perform inspections on tractor-trailers at the state's weigh stations, checking things like tire pressure, lights ...