AOC tries to broaden her appeal within a Democratic base spoiling for a fight

DENVER — BernieSanderssteppedontoastageindowntownDenver,surroundedbytensofthousandsofcheeringsupportersinwhathedescribedasthebiggestrallyhehadeveraddressed.TheVermontsenatorputhishandontheshoulderofthewomanwhohadintroducedhim,asignalforhertostayonstage. “Shehasbecomeaninspirationtomillionsofyoungpeople,”SanderssaidofAlexandriaOcasio-Cortez,recountingherbiographyfromagirlwhohelpedhermothercleanhousesandlaterbecameabartenderbeforeemergingaspoliticalinsurgentwhooustedapowerfulNewYorkDemocratinaU.S.Houseprimary. Thecrowdbeganachantofherwell-knownmoniker:“AOC!AOC!” InaleaderlessDemocraticPartyoutofpowerinWashington,Ocasio-Cortezhasamessageandaconnectionwithasegmentofliberalsfeelingdisenchantedwithbothparties.Now,inherfourthterm,the35-year-oldcongresswomanisworkingtobroadenherappealbeyondherprogressive,anti-establishmentroots. HittingtheroadlastweekwithSandersforhis“FightingOligarchy”rallies,sheisaddressin