USC: University cancels all outside graduation ceremony speakers after controversy BBC.comUSC cancels speech by Crazy Rich Asians director Jon M Chu amid uproar over barring of pro-Palestinian valedictorian The IndependentAmid valedictorian controversy, USC cancels outside commencement speakers, honorary degree ceremonies KABC-TVUSC Removes Commencement Speakers, Honorees After Canceling Valedictorian’s Speech The Wall Street Journal