Suspect arrested after deadly stabbing involving husband, wife in NW Indiana

MERRILLVILLE, Ind. - A suspect was arrested in connection with a deadly stabbing involving a husband and wife early Sunday morning in Merrillville, Indiana.

What we know:

First responders were called around 2 a.m. to a residence in the 7400 block of Hendricks Street after a 911 caller said she and her husband were being stabbed, according to Merrilllville police.

When officers arrived at the scene, they saw the suspect exiting the home with his hands in the air before taking him into custody.

When police searched the home, they found the 74-year-old husband dead and rendered aid to the wife before taking her to Franciscan Health in Crown Point, Indiana, where she was listed in stable but critical condition.

The Lake County Coroner's Office identified the husband as Orell Whitaker and ruled his death a homicide.

What we don't know:

No charges had been announced as of Monday morning.

Police said they believe the stabbing was an "isolated incident" and there is no threat to the public.