Bob Davis, the longtime voice of Kansas Jayhawks basketball and football, has died, his family confirmed Friday via KU's athletic department. He was 80.Davis died just one week after the death of his wife Linda of more than five decades. A cause of death was not immediately released. Kansas basketball head coach Bill Self remembered Davis as an "unselfish person.""Bob was not only superior at his craft, but he was also a terrific, humble and unselfish person that gave so much of himself to so many," Self...