Moorhead police are looking for a man they consider a "person of interest" in last Friday's deadly apartment fire. He's identified as 39 year-old Tracy Zornes. Zornes is also wanted on warrents unrelated to the fire. Found dead after the fire on 9th avenue southMoorhead were 20 year-old John Cadotte of Moorhead and 25 year-old Megan Londo of Nay-Tah-Waush, Minnesota. Police Chief Dave Ebin-ger won't say whether investgiators believe the fire was set to cover up the deaths. Londo was the mother of two children, ages 2 and 8. State Crime Bureau agents are assisting Moorhead Police with the investigation.