Imagine a world with driverless tractor trailers hauling heavy cargo at freeway speeds and mixed in amongst the lousy drivers in Atlanta traffic. Now imagine that autonomous technology’s testing has ...

The recovery required tow trucks that could extract the big rig from a ditch. The process took a long time because a trailer was ripped in two, Untalan said. In addition, crews had to clean up ...

The crash, between a Metrolink train and the big rig, was reported around 7:15 ... The westbound train hit the rig's trailer. The Metrolink train started at Los Angeles' Union Station at 5:30 ...