What's next in gay marriage's legal odyssey?

Euell Santistevan of Denver holds a rainbow flag during a protest outside the Federal Courthouse in downtown Denver on Wednesday, April 9, 2014. The protest, sponsored by Support Marriage Equality in Colorado, was held as a federal appeals court weighs inside the Denver courthouse whether to give an important victory to gay couples' right to marry in Utah and Oklahoma. (AP Photo/David Zalubowski)
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