BMW Concept Gran Turismo, Lamborghini Murcielago SV, ...

BMW Concept Gran Turismo, Lamborghini Murcielago SV, ...

Lamborghini preps a lighter, faster Murcielago, a Porsche engineer makes the ultimate sacrifice, and Mazda could be working on the next RX. All that, plus Commenter of the Week and Fast Lane Dailyâ??s one-minute car review, FLDetours. Hosted by Derek DeAngelis.