A day after suggesting other projects were more important to Victorians, Carroll says train line will go ahead but at a slightly reduced costFollow our Australia news live blog for latest updatesGet our breaking news email, free app or daily news podcastThe Victorian premier, Ben Carroll, has made an about-face, committing to pushing ahead with the first stage of the Suburban Rail Loop while promising to reduce its total cost by about 6%.Carroll will on Tuesday announce changes to the scope of t