Shown here: 16 Indianapolis 500 victories. A.J. Foyt, center, missed his team’s big win at Long Beach due to minor back surgery, but will come rumbling back to Indy in May. Get this car biz news and more in today’s Executive Briefing. IndyCar Series photo

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+   Toyota was the world’s largest-selling automaker in the first quarter of 2013 at 2.43 million units, edging GM with 2.36 million and VW with 2.27 million. More here at Bloomberg.com.

+   Over 120 car dealers have joined in a $50 million antitrust suit against Carfax, alleging overcharging, poor service, and anti-competitive practices. More here at AutoGuide.com. 

 +   Hyundai has apologized and withdrawn a British-market commercial that depicts a man attempting suicide. More here at AdvertisingAge.

+   A.J. Foyt was kept overnight in a Houston hotel as a precaution following successful back surgery to relieve sciatic nerve pain. More here at NBC Sports.

+   General Motors CEO Dan Akerson received $11.1 million in compensation in 2012, up 44 percent from the previous year. More here at USA Today.

+   Bankruptcy is a growing possibility for Fisker Automotive, co-founder and COO Bernhard Koehler conceded to a House committee. More here at The Detroit Bureau.

+   The U.S. Treasury sold nearly 20 percent of its remaining GM shares in the first three months of 2013, the company reported. More here at The Detroit News.

+   NASCAR hit Joe Gibbs Racing with harsh penalties after Matt Kenseth’s Toyota engine failed inspection following his Sprint Cup win at Kansas. More here at SB Nation.

For the previous Executive Briefing from April 21, click here.

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