Harm Reduction Action Center, drug users are provided with clean needles to prevent the spread of HIV and Hepatitis C, along with other resources to help them stay healthy and avoid overdose, in addition to providing treatment referral.

Last year, Denver approved a measure that would create a pilot site for a "supervised use site," a place where people could legally inject drugs under medical supervision. However, state approval would still be needed, and federal threats by the Trump Administration loom.

Lisa takes us inside the world of applying a harm reduction strategy to address the needs of people who inject drugs.