NYPD: Man and woman, 75, killed in Borough Park stabbing

Police say a man and a woman, both 75 years old, died after a stabbing Saturday night in Borough Park.
A police presence was on the scene on 45th Street.
The victims were taken to the hospital, where they were later pronounced dead.
Detectives say a person of interest was taken into custody.
Sources tell News 12 that person is the son of the people who were killed.
There were no charges filed as of Saturday night.