Episode 630 - Volkswagen’s Q1 Earnings, Audi R18 TDI, Opel Astra GTC

Volkswagen’s first quarter numbers are in and they are a record for the German automaker. Audi just completed its first public test of its latest diesel powered racecar, the R18 TDI, at Le Mans over the weekend. General Motors released a couple images of its next-generation Opel Astra GTC which is set to debut at the Frankfurt Motor Show in September. All that and more, plus John responds to your questions and comments about hydraulic hybrids, Lexus design and more in the "You Said It!" segment.