▁while ▁Brown ▁opposed ▁it . ▁Brown ' s ▁ment or ▁was ▁Eug ene ▁Mc Car thy ▁and ▁like ▁Mc Car thy ▁in ▁ 1 9 6 8 , ▁he ▁ran ▁a ▁grass ▁roots ▁campaign . ▁While ▁Tun ney ▁stayed ▁in ▁the ▁center - right ▁of ▁the ▁political ▁spectrum , ▁Brown ▁ran ▁un ab ash edly ▁to ▁the ▁left . ▁Sud den ly ▁young ▁vot ers ▁f locked ▁to ▁the ▁older ▁Brown , ▁and ▁what ▁seemed ▁like ▁an ▁easy ▁nom ination ▁for ▁Tun ney ▁turned ▁into ▁a ▁dog f ight . ▁The ▁invasion ▁of ▁Camb odia ▁and ▁the ▁Kent ▁State ▁kill ings ▁also ▁helped ▁Brown . ▁Brown ▁made ▁Vietnam ▁and ▁Richard ▁N ixon ▁the ▁focus ▁of ▁his ▁campaign ▁while ▁Tun ney ▁to ed ▁a ▁middle ▁ground . ▁As ▁Brown ▁ed ged ▁ahead ▁in ▁the ▁pol ls , ▁the ▁campaign ▁turned ▁nast y . ▁ ▁Tun ney ▁f als ely ▁claimed ▁Brown ▁advoc ated ▁campus ▁violence ▁and ▁was ▁a ▁liberal ▁ro gue ▁who ▁could ▁not ▁be ▁trust ed ▁in ▁the ▁Senate . ▁ ▁The ▁normally ▁laid ▁back ▁Brown ▁then ▁l ashed ▁out ▁at ▁Tun ney , ▁calling ▁him ▁a ▁spo iled ▁little ▁rich ▁kid . ▁Tun ney ▁then ▁tout ed ▁his ▁anti - war ▁record , ▁which ▁Brown ▁said ▁was ▁merely ▁political ▁grand standing . ▁Tun ney ▁used ▁a ▁late ▁sp ending ▁sp ree ▁on ▁TV ▁ad s ▁and ▁after ▁a ▁hard - f ought ▁nast y ▁campaign , ▁Brown ▁narrow ly ▁lost ▁the ▁primary . ▁ ▁After ▁the ▁bitter ▁primary , ▁Tun ney ▁tra