Fire investigators working at the scene.
The four children and their father were killed in the fire.
PIKE COUNTY, KY (WAVE) - Five people killed in an eastern Kentucky house fire were laid to rest.
Billy Wilfong and his four children died the morning of January 9 when a space heater in their home sparked a fire that destroyed the house.
[PREVOIUS STORY: Four children, one adult, killed in Pike County house fire]
Funeral services were held Sunday at Valley Elementary School in Pike County.
The four children who were killed ranged in age from 5 years to just 6 months old.
The children's mother was seriously injured in the fire, but has since been released from the hospital.
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