Maine Senate hopeful Graham Platner — who’s made headlines for his Nazi-linked tattoo — gained another high-profile endorsement Monday as Democrats remain split in the crucial race. Arizona Sen. Ruben Gallego , who has drawn 2028 buzz, is the third senator to back Platner, hailing the  oyster farmer’s authenticity  and independence in a move that bucks Democratic leadership . “Graham Platner is the kind of fighter Maine hasn’t seen in a long time, someone who tells you exactly what he thinks,