A New York City Public Schools staffer was killed in Mount Vernon over the weekend, police say.
Lisa Grier, 33, was found dead Saturday inside an apartment on Fourth Street by officers who were sent to perform a welfare check.
Suspect also accused in carjacking
A felony complaint filed in Mount Vernon alleges Grier’s boyfriend, 28-year-old Joveair Brice, beat her with a hammer, causing her death.
Then on Sunday, he allegedly carjacked a yellow cab driver in Manhattan and crashed into an unmarked police car. Video shows him in custody…