Nassau County police say they have identified a homeless man whose body was found Sunday in a parking lot in Manorhaven.

Monday, police identified the man as Mauricio Quintanilla, 46.

At about 10:10 a.m. on Sunday, officers responded to a 911 call for an unresponsive male in the rear parking lot of 146 Shore Rd, a commercial area of Manorhaven, police said. When officers arrived, they found Quintanilla lying on the ground and unresponsive.

A police medic pronounced him dead at the scene and police have called the death "undetermined."

The investigation is ongoing, and police ask anyone with information to contact Nassau County Crime Stoppers at 1-800-244-TIPS or call 911. All callers will remain anonymous

Theresa Cerney’s killing is one of at least 66 cases of dead women being reviewed by Suffolk County District Attorney Raymond Tierney’s new cold case unit. NewsdayTV's Shari Einhorn and Newsday investigative reporter Sandra Peddie have this exclusive story. 

New hope for justice Theresa Cerney's killing is one of at least 66 cases of dead women being reviewed by Suffolk County District Attorney Raymond Tierney's new cold case unit. NewsdayTV's Shari Einhorn and Newsday investigative reporter Sandra Peddie have this exclusive story. 

Theresa Cerney’s killing is one of at least 66 cases of dead women being reviewed by Suffolk County District Attorney Raymond Tierney’s new cold case unit. NewsdayTV's Shari Einhorn and Newsday investigative reporter Sandra Peddie have this exclusive story. 

New hope for justice Theresa Cerney's killing is one of at least 66 cases of dead women being reviewed by Suffolk County District Attorney Raymond Tierney's new cold case unit. NewsdayTV's Shari Einhorn and Newsday investigative reporter Sandra Peddie have this exclusive story. 

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