Superior, WI (NNCNOW.com) --- Fire officials and residents in the Billings Park neighborhood say that Jean Sweeney, a retired teacher from Superior has died following a structure fire. Sweeney was in her mid 70's, according to her neighbors and lived at the home by herself. Fire crews responded to the scene of a house fire along Billings Drive around 11 Monday morning on the report of flames and smoke coming from the home. Authorities believe the fire had been burning unnoticed for quite some time before it was discovered.