ELK RIVER - A Becker man is in serious condition after suffering carbon monoxide poisoning.

The Sherburne County Sheriff's Department responded to a call from 13265 91st Street this morning at about 4:20 a.m.

Deputies say a relative found 20 year-old Dylan Olson unconscious on the floor of a detached garage and dragged him outside.

Olson appeared to have been working on a vehicle in the garage and was using a space heater attached to a propane tank.

Olson was transported to Hennepin County Medical Center by helicopter. He is listed in serious condition.

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