 Stocks moved to another mixed close on Wall Street. NPR's Scott Horsley has more. VW plans to invest at least a billion dollars and perhaps as much as $5 billion in a joint venture with Rivian. Stock in the electric truck maker soared on the news. The company said they want to work together on best-in-class EV software. Crude oil prices are climbing, along with retail gasoline prices in the U.S.,