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Gay marriage showdown at Supreme Court

With just hours to go before the Supreme Court begins arguments in two landmark cases on marriage equality, the proponents' side just keeps getting bigger.

People already are lined up at the Supreme Court for a chance to hear Tuesday and Wednesday's oral arguments on two major same-sex marriage cases. (AP Photo/Jacquelyn Martin)
People already are lined up at the Supreme Court for a chance to hear Tuesday and Wednesday's oral arguments on two major same-sex marriage cases.ASSOCIATED PRESS

Zachary Roth