MIDLOTHIAN (CBS) — Midlothian police are searching for a suspect who fled from a vehicle containing dozens of firearms, with one suspect already in custody.

Officers were dispatched to the Walgreens parking lot in the 4800 block of West 148th Street Sunday afternoon after a witness reported seeing two suspects believed to be engaging in drug sales. Responding officers made contact with the suspects, who suddenly fled on foot, according to a Midlothian Police Department news release.

Residents were asked to stay inside their homes as officers went yard-to-yard searching for the suspects. One suspect was later taken into custody, not far from where they fled. A Midlothian resident told CBS 2 police took the suspect into custody after he was was spotted in the backyard of her home.

The suspects police are still searching for is described as a male black, 18-to-20 years of age, wearing a black hooded sweatshirt with a red stripe.