BROOKLYN, N.Y. - A man in Brooklyn is facing murder charges for allegedly killing his own mother earlier this week.

Police responded to an assault call late Monday night at a home located at 599 East 7th Street near Ditmas Avenue in Kensington.

They found 77-year-old Marie Louis with trauma to her head, and pronounced her dead on the scene.

Her son, Arnel Henry, was taken into custody, and later charged.

Police are unclear what led up to the assault. 

The investigation is ongoing.