The Justice Department sued Volkswagen AG, accusing the German automaker of installing illegal devices meant to defeat emissions testing on nearly 600,000 vehicles.

Industry officials say the severe winter of 2015 is behind the rate hikes.

General Motors will invest $500 million in Lyft Inc., giving the ride-hailing startup a valuation of $5.5 billion and a major ally in the global battle against Uber.

Why a good claim experience is so important.