McCain demanded action on Fannie and Freddie, Obama didn’t
In a 2006 letter to the Senate Majority Leader and the Chairman of the Senate Banking Cmte, John McCain demanded reforms on the dangerous actions of Fannie and Freddie in order to protect the American Taxpayer.
Senator Obama couldn’t be bothered to sign. He was too buy accepting bribes err campaign contributions from them.

Letter from GOP Senators in 2006 demanding reforms on Fannie and Freddie, McCain and Sununu signed, Obama couldn't be bothered. Image courtesy of Human Events.
The “Change” candidate couldn’t possibly be bothered to push for real reforms.