The Pleasant Prairie Fire and Rescue and Police Department responded to the 2600 block of 116th Street on early Thursday morning at around 2:40 a.m. for a structure fire, they announced.Firefighters saw active flames at the residence and forced their way in, believing there were still occupants inside. They found a 34-year-old female and a 73-year-old male, who are believed to be father and daughter, inside the residence who were later pronounce…