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Self-driving semitruck gets license to ride

The world's first autonomous 18-wheeler could signal a future when fleets of trucks that have no humans on board at all.

Freightliner unveils its Inspiration self-driving truck during an event at the Hoover Dam Tuesday, May 5, 2015, near Boulder City, Nev.
Freightliner unveils its Inspiration self-driving truck during an event at the Hoover Dam Tuesday, May 5, 2015, near Boulder City, Nev.AP

Paul A. Eisenstein