This week, the Supreme Court will hear arguments in two cases regarding the constitutionality of laws prohibiting gay marriage. Proposition 8, the California ballot initiative that makes gay marriage illegal in the state, and the Defense of Marriage Act, a piece of 1996 legislation that defines marriage as a union between one man and one woman, are both at question. Justices will hear arguments for two days this week and are expected to release court-room audio from the hearings. The cases most likely won’t be decided until this summer …