Protest Materials News Today

Reporter: its been over a move unrest and protest in chicago. now cheese latest police shootings seem to have escalated the tension even more. police say they responded to a domestic disturbance call. officers arrived to find greer swinging a bat. they say he became combative and they were forced to shoot him. the woman who lived in the apartment below was accidentally shot and killed. >> why did they have to shoot her. its ridiculous. somebody need to do something about this. this is ridiculous...

This amateur video shows the commotion outside when protesters were trying to enter. a spokesperson says the protesters were carrying signs and a lot of protest materials. you cannot bring that stuff into the museum under any circumstances. so when a security guard tried to block them, thats when protesters say they were pepper sprayed. >> there was no warning. people were maced and apparently some of the cops have said -- they said the protesters were the ones using chemical weapons. but we wer...