Joining John McElroy on this edition of Autoline EXTRA is Tom Stephens, the Vice Chairman of Global Product Development at General Motors. He joined us for an exclusive web-only Q & A session with you, our audience. Watch as Tom responds to questions about the Pontiac G8, what General Motors’ answer is to EcoBoost, whether natural gas is a viable option going forward and more! Joining John in the discussion are automotive journalist Csaba Csere and John Stoll from The Wall Street Journal.