CHICAGO (CBS) – Dozens of activists staged a demonstration Friday morning at the Historic Chicago Water Tower on Michigan Avenue, calling for a boycott to protest the controversial grand jury decision in Ferguson, Missouri. With anger still simmering over the grand jury’s refusal to charge Ferguson Police Officer Darren Wilson with any crime for fatally shooting Michael Brown, an unarmed black teenager, protests have continued throughout the week across the U.S. Protesters have called for a boycott of Black Friday shopping, in an effort to call attention to what they called the inherent injustice of capitalism. “We’re in a system...