4th Quarter Patrol Case
DFC. Ryan Costin and K9 Jango Anne Arundel County Police, MD
On December 12, 2017 at 1133 hrs, DFC. Ryan Costin and K9 Jango responded to 92 Mary Lane, Glen
Burnie for a report of a man with a gun. While responding to the scene, patrol officers located the
suspect and a foot pursuit ensued. During the foot chase, the suspect was able to discard the handgun
that he had. The suspect was later apprehended. DFC. Costin along with CPL. Sanchez of the Anne
Arundel County Police K9 unit developed a plan and they each conducted an article search for the
DFC. Costin deployed K9 Jango on a long line to the rear of the complex. Once K9 Jango began his
search, DFC. Ryan observed a behavior change in K9 Jango along a wood line. Jango continued to pull
deeper into the wood line and came to a chain link fence that led to the rear of a residential house.
Once in the rear yard, Jango gave another noticeable behavior change. Jango was searching in heavy
vegetation behind a shed and the fence. K9 Jango then went into a down position. Located in front of
K9 Jango, a loaded 9mm semi-auto handgun was recovered. The handgun was later determined to be
stolen out of Stafford County VA.