October 21, 2015 11:30 pm American Univ. Students Upset by Racist Posts to App There is growing pressure for American University to take action after anonymous, racist comments showed up on Yik Yak, an app popular with college students. News4’s Shomari Stone reports. Local 1:27 1 dead, 4 hurt in Suitland crash 3:27 How the pulley system helps first responders make rescues 0:24 1 killed, 23 others hurt in Maryland party bus crash 1:05 Court docs reveal moments leading up to Dunbar High School shooting that hurt teen 2:29 George Washington University president says pro-Palestinian encampment is ‘unlawful'