first, a super moon. now a solar eclipse. the amazing photos and what the universe has in store next. good evening, everyone. today we saw it. american police officers shut down a demonstration. several were hurt. a few dozen arrested and the prediction of possible violence from the nato summit came true. they were loud but uneventful then it happened. something or somebody made all hell break loose. watch. chicago police say the crowd was,500 strong when the tension escalated and happened not far from where president obama and more than 50 world leaders were juggling issues facing afghanistan and nato. the city s top police officer blames a small group of troublemakers. if there was a group of what we commonly refer to as the black bloc folks who kind of rallied together, they put their masks on and found out from the crowd they would charge the stage and try to break through and assault our cops. that exactly what happened. they rallied, charged the cops and assaulted