By Baynard Woods
Dozens of police officers block off the corner at 12th and Massachusetts Avenue in Washington, D.C. gripping their batons and big canisters of pepper spray, faces obscured behind shields, as nearly 100 activists who had already been arrested are cordoned off behind them, waiting to be processed.
Protesters line the other side of the street. More and more arrive, chanting, yelling. “Let them go!”