Purchase of The Wall Street Journal Front Page Ads

When The Wall Street Journal begins running ads on its front page for automakers General Motors and Toyota next week it will mark an industry first. But who handles the media planning and buying? Instead of the well-known North American Publicis' Zenith Media, Toyota turned to Dentsu of America, the fledgling U.S. outpost of Japan's advertising powerhouse. The question is: Can Dentsu do a good job?