From The Hill newspaper:

One possible Republican presidential candidate is putting pressure on House Speaker John Boehner (R-Ohio) to defend in court the federal law that     bans the recognition of gay marriage.

Former Sen. Rick Santorum (R-Pa.), a social conservative who's a dark-horse presidential candidate, said the Speaker needs to step forward after President Obama's decision to direct the Justice Department to drop its defense of the Defense of Marriage Act (DOMA) from judicial challenges. [Continue reading.]

Source: The Hill Newspaper (www.thehill.com)