Trial focuses on constitutionality of ban on same-sex marriage . The case is being heard by the U.S. Supreme Court in a challenge to California's Proposition 8 that banned gay marriage. Lawyer for group behind Prop 8 says issue should have ended when voters made choice . Some say it could be the biggest ruling since Roe v. Wade , which tackled abortion . Lawyer for couples : ` ` The right to marry is a fundamental right in the United States ''
Trial focuses on constitutionality of ban on same-sex marriage . The case is being heard by the U.S. Supreme Court in a challenge to California's Proposition 8 that banned gay marriage. Lawyer for group behind Prop 8 says issue should have ended when voters made choice . Lawyer for couples : ` ` The right to marry is a fundamental right in the United States ''