The Chisago County Sheriff's Office said in a news release on Monday that deputies responded to the 400 block of Cambridge Drive at about 3:30 a.m. on Sunday, June 4, after reports of a fire that was intentionally set.
When deputies arrived, they found a man and woman outside the home with "significant burn injuries," the release states. The man was taken by air ambulance to the Hennepin County Medical Center, where he died the same day. The woman was taken by ambulance to Regions Hospital, where she is in critical but stable condition.
A suspect was taken into custody, authorities said, noting no one else is being sought in connection to the suspected arson.
Criminal charges are expected to be filed in the coming days.
No other details have been released.