Police said two brothers, aged 16 and 8, were shot dead inside their home in Trenton late at night.
The shooting took place around 10:30 pm. On 200 Street of Mulberry Street.
The Mercer County District Attorney’s Office said at least one of the suspects shot dead on the second floor of the house. The brothers, Gustavo Perez, 16, and Johnny Perez, 8, were killed.
Police said they believed the shooter was on foot and fired six shots.
The boys were in the kitchen of the second floor apartment at the time of the shooting.
Police said the 16-year-old was shot in the chest and the 8-year-old was hit in the neck. Bullet holes can be seen in the window.
A video clip showed heavily armed officers and a K9 unit searching an area near the house.
The Mercer County Homicide Squad and Trenton Police are investigating the shooting.
Officials said there were no suspicious information at present and no motive for the murders.