Coke, Walmart, Hyundai, and others are launch partners.
An earlier Hyundai/Xbox campaign scored impressive results.
The FTC said its investigation of Hyundai's Super Bowl XLV blogger outreach effort could be a lesson for marketers.
Game format emerges as a means to extend USA Network's product placement deals online.
YouTube and Facebook provide opportunities for consumers to comment on the Sonata.
What online marketers can learn from Super Bowl advertising's winners and losers.

June 6, 2012
1:00pm ET / 10:00am PT