Ms. McCaskill believes that DOMA is unconstitutional and filed an amicus brief with the US Supreme Court on March 1, 2013, asking them to strike down Section 3 of DOMA.
Senator Blunt is against gay marriage.
Senator Sessions is opposed to gay marriage.
Senator McCain is opposed to gay marriage.
Senator Lugar does not support gay marriage.
Senator Wicker is opposed to gay marriage.
Senator Cochran opposes same-sex marriage.
Senator Begich is a supporter of same-sex marriage.
Senator Robert is opposed to same-sex marriage.
Senator Alexander opposes same-sex marriage.
Senator Barrasso opposes same-sex marriage.
Senator Vitter opposes same-sex marriage.
Senator Enzi is opposed to the legalization of gay marriage.