Police rescued a 13-year-old girl, who was reported missing in Louisiana, from a basement in Pittsburgh, where they found her in a box covered by a sheet, according to police and local officials.Rescued from the Brighton Heights neighborhood, the young girl was found when a search warrant was executed on a home on Davis Avenue on Thursday.Police said the girl had been contacted on the popular app Snapchat by 26-year-old Ki-Shawn Crumity, who said he would help arrange for her to be adopted,