chicago illinois governor bruce rauner republican legislative leaders say thursday endorse call senate democratic approach curb state 111 billion unfunded pension liability senate president john cullerton chicago democrat say plan promote republican governor go beyond support curb collective bargain rauner say initiative would give workers choice future salary increase count toward pension continue receive percent compound annual cost-of-living increase upon retirement go far need ... step right direction rauner tell reporters news conference add would save state billion annually affect four state five pension fund illinois worst-funded pension low credit rat among 50 state impasse rauner democrats control legislature leave fifth-largest state without budget seven months fiscal 2016. rauner say so-called consideration approach constitutional long salary increase remove collective bargain labor unions apparently still fundamental disagreement role collective bargain process sense think collective bargain continue exist governor cullerton say statement aide house speaker michael madigan characterize governor track record pension anti-working family want destroy middle-class families whether pension wag injuries job site say steve brown spokesman madigan ease pension cost make hard illinois supreme court last may toss 2013 state law would save much 145 billion 30 years rule public sector workers iron-clad protection state constitution cut retirement benefit high court could rule soon friday union challenge 2014 state law shore two chicago financially struggle pension fund city use consideration argument defend law claim pension benefit cut high pension contributions save fund insolvency union coalition one illinois contend governor plan unconstitutional force choice two diminish options choice forbid court say illinois governor back 'democratic state pension-cost plan