Photos: Seattle May Day protests turn violent
Seattle May Day -- Allmain5
Credit: Courtesy Greg Allmain
A group believed to be made up of members of the "Black Bloc" joined the May Day march in Seattle. They wore black outfits and masks.
Credit: Courtesy Greg Allmain
A group believed to be made up of members of the "Black Bloc" joined the May Day march in Seattle. They wore black outfits and masks.
