SAN FRANCISCO: Gay and lesbian prisoners in California will be allowed overnight visits with their partners under a new prison policy, believed to be the first time a U.S. state has allowed same-sex conjugal stays. The policy comes more than two years after a 2003 California law provided equal rights for registered domestic partners in the state, including those of the same sex and nonmarried heterosexuals. Gay and civil rights groups had threatened to sue to permit the conjugal visits in prisons. "It's a little troubling that a state agency had to be threatened with legal action to obey state...