Inside Tucson's Crime Lab: How police test drugs

The numher of people using fentanyl and meth is on the rise and Tucson police are locking up dealers on a regular basis. After the bust the drugs are moved to secured storage facility until it's needed for court proceedings and testing. TPD evidence supervisor Bill Brantley says when evidence comes in its logged tagged and numbered. Right now there are more than 700,000 pieces of evidence in storage. Thousands of pieces of evidence flow in and out of of the vault on a monthly basis.