Danish police probe possible link between Kim Wall killing and 1986 cold case 

Danish police are investigating a possible link between the eccentric inventor held over the death of a Swedish reporter and the unsolved murder of a Japanese student in 1986. The dismembered body of Kim Wall, an award-winning freelance journalist, was found at sea after she disappeared while on board the submarine of Danish businessman Peter Madsen, 46.  Police in Copenhagen said the findings have led them to reopen the case of Kazuko Toyonaga, a 22-year-old Japanese tourist, in case the t