N.Y. officials hold a news conference

Police Commissioner James P. O’Neill holds a news conference on the incident that occurred in Lower Manhattan on Oct. 31. Subscribe to The Washington Post on YouTube: http://bit.ly/2qiJ4dy Follow us: Twitter: https://twitter.com/washingtonpost Instagram: https://www.instagram.com/washingtonpost/ Facebook: https://www.facebook.com/washingtonpost/