Presidents have the option refusing to defend a law they view as unconstitutional on its face. President Obama himself has called the Defense of Marriage Act (DOMA) "abhorrent" and he's a constitutional law professor. Given these premises, President Obama should refuse to defend DOMA. There is a deadline of June 29th for President Obama to make his decision. Join Operation Flip Flop to encourage Obama not to "flip flop" on repealing DOMA.