• Actress/musician Traci Lords calls in at 9:30am ET / 6:30am PT to talk about the Steubenville OH rape trial, her experiences of being raped as a teen in the same town, and her new song about it called “Stupidville”

• Charlie Pierce of Esquire’s Politics Blog calls in at 10:30am ET / 7:30am PT to talk about Wayne LaPierre’s crazy appearance on Meet The Press this weekend

• This morning, the Supreme Court hears oral arguments in the first gay marriage case to ever reach the court, Hollingsworth v. Perry. The legal battle over California’s gay marriage ban began more than four years ago, when a majority of voters backed ballot Proposition 8, which rescinded the right to marry from same-sex couples.

• Secretary of State John Kerry and Afghan President Hamid Karzai made a show of unity on Monday after weeks of heightened tensions over prisoner transfers and Afghan suggestions of U.S.-Taliban collusion.

• Italy’s highest criminal court on Tuesday overturned the acquittal of Amanda Knox in the slaying of her British roommate and ordered a new trial, prolonging a case that has become a cause celebre in the U.S.

• President Obama supports universal background checks for gun purchases but does not support a national registry of those who own guns legally, White House spokesperson Josh Earnest told reporters today.