For six months, one in five Prius sales has been a plug-in hybrid
A funny thing happened to Toyota Prius hybrid sales last month. Almost one in three Prius hybrids sold in the U.S. were the Prius Prime model—the one with a plug. Toyota may be the large automaker least friendly to cars that plug in, so what's that all about? DON'T MISS: Toyota Prius hybrid sales have tanked: here are 4 reasons why In the...