Crookston, Minn. -- (KVLY) A Crookston, Minnnesota husband and wife are dead and two of their daughters have been treated for apparent carbon monoxide poisoning.
49-year old Kent Ostgaard and his 51-year old wife Natalie were found dead in their home after their 17-year-old daughter called 911 early Monday morning.
The girl and her 22-year-old sister were hospitalized.
The family had outlined troubles with their furnace in a Facebook post prior to the tragedy.
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