We've seen before, and so we need to bring every single tool we have in the, government weathers public health or enforcement, or expanding the aperture treatment, we have to be doing everything to save lives. >> i want to introduce david frank, his medical sociologist who studies opioid use and treatment at new york university, and has been on a long term methadone maintenance treatment, you have a question for him. >> yes, thank you, drug checking programs that contest for levels of fentanyl, and other adults, friends are such a common sense and evidence based strategies to reduce overdose, ...