Police say they arrested 13 people and have added additional security fences at a Chicago park where protesters clashed with police near the site of the Democratic National Convention
​Police say they arrested 13 people and have added additional security fences at a Chicago park where protesters clashed with police near the site of the Democratic National Convention Police say they arrested 13 people and have added additional security fences at a Chicago park where protesters clashed with police near the site of the Democratic National Convention US
