The legislation would have allowed veterans' same-sex spouses access to benefits, even if they do not live in a marriage equality state.
Two out candidates vying for statewide seats won their primary challenges Tuesday night.
Judges on the Ninth Circuit Court of Appeals appeared sympathetic to those challenging marriage bans in Idaho and Nevada.
Even if the Supreme Court justices don't take up any of the same-sex marriage case before them, marriage equality could be on its way to 65 million Americans.
Winston-Salem becomes the first N.C. city to recognize same-sex marriage for employee benefits purposes, while Starkville, Miss., is the first in the state with domestic-partner benefits.
Three marriage equality cases are currently awaiting review by the U.S. Supreme Court. But there are several more making a beeline for the nation's highest court.
A former spokesman for two Republican governors came out in the Washington Post this week, asking his fellow party members to evolve on marriage equality.