Brooklyn detectives are investigating a horrific killing at a nursing home on Sunday night in which a 95-year-old woman allegedly beat an 89-year-old patient to death.

According to police sources, the shocking incident unfolded at around 10:04 p.m. on Sept. 14 inside the Seagate Rehab Nursing Home located at 3015 West 29th St. in Coney Island.

Based on a preliminary investigation, police learned that a 95-year-old woman suffering from severe dementia became embroiled in an argument with 89-year-old Nina Kracstov inside the facility, where they live.

The argument turned physical, cops said, when the nonagenarian picked up a metal object — believed to be part of a wheelchair — and bludgeoned Kracstov over the head with it.

Officers from the 60th Precinct responded to the incident. EMS ru

See Full Page