Who killed Connie Sue Madvig?

The Harris County authorities in Texas need your help i the cold case of Connie Sue Madvig. On June 27, 1977, 18-year-old Connie was found in a wooded area near Aldine Westfield and East Cypresswood in Spring, Texas. She had been stabbed to death. Connie was last seen alive on June 23, 1977, walking to a store after […]