LETCHER COUNTY, Ky. (WMDJ) – A father and son died after their home in Letcher County caught fire Sunday morning.

The fire occurred around 9:30 a.m. on Henry Hutton Road in Fleming-Neon.

Neighbors say they heard an explosion and saw smoke coming from the home.

Investigators say the father either exited the home and died or was blown out by the force of the explosion. A neighbor attempted to rescue the son inside the home, but was forced away by the heat.

The identities of the victims haven’t been released and the cause of the fire is still being investigated.