Rio Tinto said in December it may cease operations at the Tomago aluminium smelter at the end of its current electricity supply contractFollow our Australia news live blog for latest updatesGet our breaking news email, free app or daily news podcastAnthony Albanese and the New South Wales premier, Chris Minns, will mount a major bailout of Australia’s largest aluminium smelter, in a deal worth $2.5bn.Resources giant Rio Tinto said in December it was contemplating ceasing operations at the Toma