Gay Couples Marry in Mass. The first day of state-recognized same-sex marriage in the United States was a whirlwind for gay couples tying the knot in Massachusetts. Weddings took place from western Massachusetts to the tip of Cape Cod, with couples hailed as "pioneers." But the unions will not be recognized by the federal government or in most other states. Hear NPR's Tovia Smith and NPR's Robert Siegel.