San Jose police officers and firefighters Wednesday made good on promises to legally challenge San Jose's voter-approved pension reform with a pair of lawsuits filed in Santa Clara County Superior Court.

San Jose voters Tuesday approved Measure B by a nearly 70-percent margin. Mayor Chuck Reed championed the measure to control pension costs that have soared from $73 million to $245 million in a decade and are projected to continue rising, outpacing revenues and forcing the city to cut staffing and services to residents to cover the bill.

But unions maintained the measure violates court rulings that prohibit government employers from reducing workers' pension benefits during their career without offering something comparable in return.

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