Three people in their 30s aboard a small plane were killed when the Cessna crashed into a house in Minnesota Saturday afternoon.
Federal and local authorities in Minnesota are investigating the scene in Hermantown, which is west of Duluth and about 150 miles north of Minneapolis.
Officials described the victims as two men from Burnsville and a woman from St. Paul. Their names have not been released.
Hermantown Police Department officers responded to the scene shortly before midnight after being notified by Duluth International Airport that a small plane had crashed into the second floor of a residential building, the department said in a statement. a statement
The control tower said the last known location of the 4-seater Cessna 172 plane was between 1 and 1.5 miles south of the airport. Emergency response crews eventually found the remains in the backyard of a property in the 5100 block of Arrowhead Road, police said.
The single-engine plane struck the second floor of the home before falling and coming to rest in the backyard, Hermantown police said. The two occupants of the home were not injured.
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Investigators are still looking into what may have caused the crash. The National Transportation Safety Board and the Federal Aviation Administration say they are investigating the incident.
Authorities are asking citizens to avoid the area.
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The accident investigation remains active.