Three groups make challenge to Proposition 8 , which bans same - sex marriage . Groups say ballot initiative ` ` improperly used '' to take away state constitutional right . Observances in support of same-sex marriage were held in cities across the country Saturday . Court says it will not interfere with enforcement of the law before it hears appeal . State Supreme Court ban same - sex marriage in February 15 ruling .
Three groups make challenge to Proposition 8 , which bans same - sex marriage . Groups say ballot initiative ` ` improperly used '' to take away state constitutional right . Court says it will not interfere with enforcement of the law before it hears appeal . State Supreme Court ban same - sex marriage in February 15 ruling .