Autonomous trucking startup TuSimple is taking 3 to 5 commercial trips a day

A little more than a year ago, autonomous trucking startup TuSimple —flush with a fresh round of venture capital — was preparing to scale up its testing to two full truck fleets in China and the U.S.

TuSimple, a China-based company with an R&D facility in San Diego and test operations in Tucson, has put that money to use.