The woman, whose name was not immediately released, was 32 years old, Deputy St. Clair Coroner Curt Schildknecht said. He identified the children as a 9-year-old boy and two girls, ages 10 and 11.
Fire marshals were investigating the cause the fire, which had been reported shortly after midnight.
The blaze destroyed much of the roof and melted the awnings in the front of the house, leaving mostly a charred shell.
"We should use shock therapy to sober up the Americans. In this case, the Americans will speak about the need to resume dialogue. There is no other option"
The United States is concerned about the current crisis in the relations with Russia and suggests returning to reasonable policies to avoid a nuclear war