NATICK, Mass. (AP) — Police and the state medical examiner's office are trying to determine how a Natick couple in their 60s died in their home.

Authorities say the bodies of Chester and Shirley Ju were found in their home on Winter Street on Saturday evening. Both were 64 years old. The medical examiner's office will be performing autopsies.

The Middlesex district attorney's office released a statement saying the deaths appear to have been an isolated incident and there are no safety concerns for the public. No other details have been released.

Natick police and state troopers assigned to the district attorney's office are investigating.