nypd tweeting out, due to reports of a shooting, avoid the area. more information to follow. this is the largest nonprofit health care system serving south and central bronx, provides more than 1.1 million visits annually. this is what s happening right now. roderick is on the phone with me, cnn law enforcement analyst. art, talk us through what police are doing right now. i mean, we re talking to the new york police department, which is one of the best police departments in the country when it comes to responding to not only active shooters but also terrorists events. i m not saying this is a terrorist event, but a lot of times, the same activity you would see around an active shooter event you would see around a terrorist event. so, what you ve got here, i m sure they re going to have to put aviation up. it sounds like they have the streets around the area blocked off. now they re going to have to determine is this are there