NY Man Anthony Lacertosa Killed during fight at his engagement party

New York Police says a man was found stabbed to death at a Staten island restaurant while celebrating his engagement.

27-year-old Antonio Lacertosa was apparently coming to the aide of his brothers who were involved in an argument at the party, according to police.

Lacertosa got into a fight with a worker at Espana Restaurant around 2:10 a.m. on Saturday.

The employee slashed Lacertosa in the chest with a kitchen knife in the alley behind the restaurant before fleeing, according to police sources.

EMS took Lacertosa to Staten Island University hospital where he was pronounced dead.

Lacertosa and his fiancee were childhood sweethearts who met at Tottenville High School according to reports. They were engaged in December.

Police say they have made no arrests and are still investigating the incident.

Anyone with information was asked to call Crime Stoppers at 1-800-577-TIPS (8477).

Crime scene: The area surrounding the restaurant was cordoned off, with a trail of dried blood stretching across the driveway and blue forensics gloves abandoned in the gutter

Brutal: Witnesses said a restaurant worker was seen grabbing a kitchen knife and plunging it into Lacertosa's chest