WASHINGTON -- Rep. Ileana Ros-Lehtinen (R-Fla.) has signed on as the first Republican co-sponsor of the bill to repeal the Defense of Marriage Act. “I voted against the constitutional amendment defining marriage so I’m pleased to co-sponsor the repeal of DOMA and work with my colleagues on marriage equality,” said Ros-Lehtinen in a statement. The DOMA-repeal bill, known as the Respect for Marriage Act, now has 125 cosponsors. Under DOMA, which was signed into law in 1996, states are allowed to not recognize valid same-sex unions performed in other states. Same-sex couples are also denied federal benefits afforded to opposite-sex...