CROFTON, Md. (CBSDC) - Neil Prescott was taken into custody at his home for allegedly threatening to shoot coworkers in a mass attack at Pitney Bowes.
Officials of Pitney Bowes said the man had not been on company property in more than four months. He had been working at the Capitol Heights location.
“At Pitney Bowes we have clear security protocol and when we had concerns about this individual, we contacted authorities,” a statement released by the company read.
The process of terminating the man’s position as a federal subcontractor for the company began Wednesday when he was contacted via telephone by a supervisor. In the two conversations between the two, Prescott made significant threats to the safety of his coworkers.
PHOTOS: MASSIVE SHOOTING PLOT THWARTED
“I am the Joker! I’m gonna load my guns and blow everybody up!” Prescott said according to the supervisor.
Authorities added he threatened to shoot everyone in the building.
The supervisor contacted police around 1 p.m. Wednesday to report the threats.
On Thursday, a district court judge ordered Prescott to undergo a mental evaluation. He also signed a search warrant for Prescott’s home.
Prince George’s County Police detectives, ATF special agents and members of the Anne Arundel County Special Operations Division executed the search warrant at his home in the Keswick Park Apartments in Crofton around 3 a.m. Friday morning. Prescott was taken into custody without incident.
Anne Arundel County authorities escorted took him to a local hospital to undergo a psychiatric evaluation. He remained under a doctor’s care through Friday afternoon.
Police are not expected to file charges against Prescott on Friday.
The ATF recovered 25 firearms from his home including semi-automatic rifles and pistols and several thousand rounds of ammunition.
During the search of Prescott’s apartment, the ATF recovered 25 firearms including semi-automatic rifles and pistols and several thousand rounds of ammunition.
Base on the evidence seized, police concluded if Prescott wanted to make good on his threats he had the weapons to do so at his disposal.
Authorities were alarmed when they first made contact Prescott.
At the time of his arrest Prescott was wearing a t-shirt depicting The Joker from the movie “The Dark Knight” which read: “Guns don’t kill people. I do.”
12 people were killed and 58 others injured on July 20 when James Holmes opened firing during a midnight screening of the film “The Dark Knight Rises” in Aurora, Colo. Holmes, who died his hair orange, subsequently referred to himself as The Joker.
Prescott is not connected to any foreign or domestic terror groups according to 9News Now.