August 12, 2014 1:56 pm Fans Mourn at Robin Williams' Hollywood Walk of Fame Star Fans gathered Tuesday to mourn Robin Williams at the actor’s star on the Hollywood Walk of Fame. Toni Guinyard reports for the NBC4 News at Noon on Tuesday Aug. 12, 2014. US & World Videos 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 2:52 Jewish student recounts injury during UCLA protest