Haddam firefighters said a person was injured after driving into a tree Saturday morning.
Officials said a driver lost control of their car and struck a tree around 6:10 a.m.
The driver was extricated from the car by firefighters.
Lifestar was called, but officials said they could not land because of heavy fog.
The driver was transported to Middlesex Hospital by Haddam ambulance.
The cause of the accident is unknown.
It is unclear whether the woman was seriously injured.
State police are investigating.
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