Comma promises to "make driving chill" but the NHTSA is investigating a number of crashes involving the aftermarket self-driving device ...
Use a comma to separate two independent clauses when they are joined by one of seven coordinating conjunctions (for, and, nor, but, or, yet, so). We were out of ice cream, so I went to the store. (c) ...
comma sells a $999 box that sticks to your windshield, plugs into your car's wiring and promises hands-free highway driving. Federal regulators now want to know why some cars wearing one ran into ...