Carey Dale Grayson, who was convicted for the heinous 1994 murder of hitchhiker Vickie Deblieux, became the third individual to be put to death using nitrogen gas on Thursday. Vickie Deblieux ...

Carey Dale Grayson, 49, was one of four teenagers convicted of the gruesome murder of hitchhiker Vickie DeBlieux in 1994 (Picture: AP/Getty) A death row inmate has become only the third in the US ...