A daughter suspects her mother of a double murder. Years later, courtroom drama brings unsettling answers. CBS News chief correspondent Jim Axelrod reports for "48 Hours."
Mike Sisco and his girlfriend Karen Harkness were gunned down in her Topeka, Kansas, home in 2002. Authorities believed it was a crime of passion. Sisco's daughter set out to help prove it was her mother, Dana Chandler, who was responsible.
