This is read by an automated voice. Please report any issues or inconsistencies here. A wild scene unfolded in front of motorists Wednesday morning after the driver of a suspected stolen big rig ...

It looked like just another big rig rolling down a Texas interstate, a sight that inspired a thousand country songs. But this delivery in May was different because there was no driver at the wheel.

There are active test runs in Texas, and a handful of companies are banking on making a big entry into the market as early as next year. By Jim Motavalli This is a return of Wheels, a column on the ...