A house fire in Lapeer County in the early hours Tuesday, took the lives of three young children critically injuring four others. Officials say they suspect that a heating issue was the cause of the blaze. Lapeer County Central Dispatch received a 911 call at shortly after 3:00 a.m. Tuesday, February 26 to the 2000 block of South Almount Avenue for reports of a mobile home on fire. When the police officer and the Imlay City Fire Department arrived at the scene, half the home was engulfed in flames and a 29-year-old woman reported there were people inside. The woman was later taken to the hospital in critical condition, according to reports. Firefighters entered the home and extricated six people. A 3-year-old girl, 5-year-old boy and 6-year-old boy all died in the fire. A 1-month-old girl, 18-month-old boy and 42-year-old man were taken to McLaren-Lapeer and transferred to Hurley Medical Center in critical condition. The 1-month-old was later transported to Michigan Medicine in Ann Arbor. The Michigan State Police’s arson investigator has been called to the scene to determine a cause and origin of the fire, however officials believe it was a heating issue as the family are reported to have been having furnace issues.