Workplace Violence Case Study: Assessing the Active Shooter Attacks at Advanced Granite Solutions, Maryland, and Car Dealership, Delaware, October 18, 2017

By Dr. Joshua Sinai

To understand how to anticipate and prevent potential active shooter attacks at a workplace by psychologically-disordered former employees, it is necessary to examine past cases in order to generate insights on effective preemption. This article is part of a series of case studies by the author on past incidents that are intended to highlight costly mistakes that could have been avoided had better preventative security practices had been in place to prevent them during the formative pre-incident phases.

Incident

At approximately 8:58 am, on October 18, 2017, Radee Labeeb Prince, aged 37, gathered about 10 people who had worked with him at Advanced Granite Solutions, in a business park in Edgewood, Maryland, and proceeded to pull out his .380-caliber handgun and fired it at them. Three employees were killed and two were wounded. The shooter then drove to the Baul’s Auto Sales used-car dealership in Wilmington, Delaware, where, some two hours later, he shot and killed Jason Baul, its owner. Following a tip by a witness, Prince was found and arrested by the pursuing police around 7:00 pm later that day in a Newark neighborhood, some 20 miles southwest of Wilmington, Delaware.

Incident Aftermath

In the following week, Advanced Granite Solutions reopened, as it explained, “after careful consideration and consultation with our team.”(1) A company spokesperson added that it had paid to help offset funeral costs for the victims, transport the bodie...