LEXINGTON PARK, Md. – On Thursday, January 23, 2025, Detectives from the St. Mary’s County Sheriff’s Office Criminal Investigations Division, with assistance from the Calvert County Sheriff’s Office Special Operations Team, executed a search and seizure warrant on a residence located in the 18000 block of Matthews Drive in Lexington Park, recovering unregistered firearms, a machine gun conversion device and a bag containing suspected cocaine.
At the scene, detectives located a .40 caliber semiautomatic handgun, a loaded magazine, a Glock 10MM slide with a machine gun conversion device, an empty 10MM gun magazine, a 10MM polymer gun frame, and a loaded 33-round capacity gun magazine for a 10MM firearm and suspected CDS. A search of law enforcement databases revealed the weapons were unregistered.
Dylan Lane Sullivan, 21, of Lexington Park, was taken into custody and has been charged with possessing a machine gun for an aggressive and offensive purpose, possession of a rapid-fire trigger activator, possessing a detachable magazine with a capacity of more than 10 rounds, CDS possession – not cannabis and machine gun failure to keep a register.
Sullivan was transported to the Detention and Rehabilitation Center in Leonardtown to await a bond hearing.
Serious situation! It’s important that laws around firearm possession are taken seriously to ensure community safety and justice.
Great job LEO’s. Keep up the great work. I certainly hope at the bond hearing the accused remains in custody. Jaymi Sterling and your very capable staff it’s your job to prosecute to the fullest extent of the law. Judge it’s your job to ensure a fair trial. Fair for the accused and fair to the law-abiding citizens.