Chicago Crossover Event Trailer Chicago Fire, Chicago PD, Chicago Med

Get ready for a Chicago Crossover Event on Wednesday October 16th featuring Chicago Med, Chicago Fire, Chicago PD! Official website: https://www.nbc.com/ Official Facebook page: https://facebook.com/NBC Official Twitter page: https://twitter.com/NBC Contribute subtitle translations for this video: https://www.youtube.com/timedtext_video?v=B_t1au8N9Oc