How Many Cold Cases Can Be Attributed to Himk?

Singleton was sentenced to death for the murder of mary vincent. He stabbed her 12 times in the face and chest by a piece of shal when she answered his door with blood all over him. When he got paroled, Mary Vincent fell apart after hearing what singleton had done to her. The jury deliberated for one hour before giving their verdict. Singleton later died from cancer while being treated at an orange county hospital.