Six people — four children and two adults — died in a house fire Sunday in Charles County, Maryland, the state fire marshal said. The blaze was reported at about 8:40 a.m. on North Declaration Court in the Waldorf area of the county, authorities said. No cause could be learned immediately.

A community continues to grieve after four children and two adults were killed in a massive house fire in Charles County. There’s still no answers on what caused Maryland's deadliest fire in a decade.

Nine people lived in the house, according to authorities. Three of them died, three escaped, and three remain missing.