Los Angeles September 27, 2018 5:10 pm Cannabis Business Expo Sprouts in Downtown Los Angeles The Cannabis World Business and Business Exposition is being held in Los Angeles until Saturday. US & World Videos 7:42 See aftermath of UCLA protest encampment in front of Royce Hall 2:56 USC faculty march in support of pro-Palestinian protesters 2:09 LAPD on tactical alert due to UCLA protests 2:38 Photographer recounts violence at UCLA protest, counter-protest 3:33 Crowd of protesters grow at UCLA despite order to disperse