HIBBING. — Minnesota authorities said a house fire has killed two adults in Hibbing and seriously injured two children.

The Hibbing Fire Department said the fire was reported at 1:37 a.m. Tuesday and destroyed the home before crews put out the blaze. The two adults and two children did not have a pulse when firefighters pulled them out of the house. The fire department said crews were able to resuscitate the children and they were taken to the Hibbing hospital with life-threatening injuries.

No names have been released because relatives are still being notified.

Fire officials said a third juvenile was outside the home when crews arrived and was also hospitalized. It’s unknown how everyone is related.

The cause of the fire is under investigation.