A woman who was sexually assaulted, struck on the head and set on fire at Fairmount Park suffered burns on 55 percent of her body and remains in critical condition, a Wichita police official said Monday. Police aren’t sure if it was a random or targeted crime, said police Capt. Troy Livingston. Later Monday, he said that hospital staff had told him that her condition had improved slightly. At a briefing for reporters Monday morning, Livingston called it “a disgusting crime,” pleaded for the public’s help in providing information and stressed that any tip could help. He asked people to...