South Jersey law enforcement mourns two officers lost last week

Two South Jersey police officers died unexpectedly last week, and departments across the region have sent messages of sympathy and support.

Camden County Police Department officer Daniel Adler was killed late Thursday afternoon in an off-duty collision when his motorcycle was struck by a car on the road route 561 (Haddonfield-Berlin Road) in Cherry Hill.

Adler, who lived in Marlton, was 22.

Camden County spokesman Dan Keashen said the driver of the other vehicle remained at the scene and no charges were filed or citations issued.

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In a social media post, the department called Adler, who had worked for the agency for two years and a fully sworn officer since March, “a dedicated colleague, friend and family member who will be forever missed.” .

Camden County Police Department Chief Gabriel Rodriguez called Adler’s death “devastating to our officers, our agency and the entire city.”

“As an organization, we will continue to support his family during this unimaginable time and keep them in our thoughts and prayers,” Rodriguez added.

“This horrific event and sudden loss is something all of us in the county and city grapple with today. Every time our community loses someone so young it is a tragedy, but knowing that this young man has dedicated his life and career to helping others with our department is a heartbreaking one. Camden County Commissioner Director Lou Cappelli said.

“We will keep the family in our prayers and do all we can to help them through what can only be described as the most difficult time a parent can go through.”

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Detective Steven Cosmo died May 8, the Burlington Township Police Department said in a social media post the next day.

The 29-year-old had been with the department since 2014, according to the post, and had served in the United States Marine Corps for four years prior.

Cosmo was the department’s 2016 Officer of the Year, a field training officer and member of its bike patrol unit. He became a detective in 2019.

“We send our condolences to Detective Cosmo’s loved ones,” the department said in the post. “Please keep Det. Cosmo’s family, the Burlington Twp. PD and the entire community in your thoughts and prayers. We honor Det. Cosmo’s memory and thank him for his service to our country and our community.”

According to an obituary in the Burlington County Times, Cosmo died “with his family by his side” and was “a caring son, brother, uncle, servant, coworker, dog father and friend. devoted”.

“He was loved and will be missed immeasurably,” the notice continued.

He said Cosmo, a longtime resident of the township, was an infantryman in the Marine Corps, enlisting at 16 and leaving for boot camp after graduating from high school. He was honorably discharged and joined the Burlington Township Police Department.

“Steven was a man of few words,” the notice read.

“He was an avid athlete in his youth, lifelong gamer, tech lover, prankster and sneaker enthusiast. He was a young punk who grew into an exceptional man. The contagious smile , Steven’s kindness and decency will always be remembered.”

His father, Michael J. Cosmo, predeceased him; his survivors include his mother, Donna Dimitri; siblings Deanna, Alex, Traci and Kristin and their children; “his fellow Marines; and his siblings in blue” and “his faithful four-legged companions, Jasper, Jade and Charlie”.

Phaedra Trethan has been a reporter and editor in South Jersey since 2007 and has covered Camden and surrounding areas since 2015, focusing on quality of life and social justice issues for the Courier-Post, the Burlington County Times and the Daily Journal. She has called South Jersey home since 1971. Reach her with comments, news tips or questions at, on Twitter @wordsbyphaedra or by phone at 856.486-2417.

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