Dan Akerson To Retire, Barra Next CEO

General Motors Chairman and CEO Dan Akerson (l to r) announces he is stepping down Tuesday, December 10, 2013 during a Town Hall meeting with employees at the GM Renaissance Center Global Headquarters in Detroit, Michigan. Akerson's last day will be January 15, 2014. Looking on are new CEO Mary Barra, new GM President Dan Ammann, and new Executive Vice President, Global Product Development, Purchasing and Supply Chain Mark Reuss. (Photo by Steve Fecht for General Motors)