(NECN: Alysha Palumbo - Tiverton, Rhode Island) - A 29 year old Rhode Island man will be in court Tuesday, charged with stabbing his parents and killing his father.
Neighbors say they don't know what could have sparked the alleged attack.
Police say that Joel Beaulieu stabbed Conrad and Dianne Beaulieu inside their Tiverton home early Sunday morning.
Conrad Beaulieu was killed.
His wife is expected to survive.
The two have spent the last 30 years teaching foreign languages at Tiverton High School and Middle School.
Police say they have no motive for the stabbing.
Joel Beaulieu is charged with murder and assault with intent to murder.
NECN reporter Alysha Palumbo is in Tiverton, Rhode Island with the details.