neighborhoods when i was a detective, now it's everywhere. >> what do we know about there's a bad batch of this heroin that's making its way and killing a lot of people in the northeast? he also mixed it with blood pressure medication, an addiction treatment drug, add drug, anxiety drug and a muscle relaxant. >> that said, you have an envelope with white powder init. in that five or ten milligrams are heroin, it's a nickel bag or dime bag of heroin. the way it used to be, when bo and i were babies in the 1970s, when we had almost 1,000 deaths a year -- two or three deaths a day from heroin overdoses in new york city, it used to contain 5 milligrams of heroin, about 5 or