From KOCO News:

On Feb. 20, James Heidebrecht was tased and arrested on suspicion of trying to  get past security to speak with GOP presidential hopeful Newt Gingrich, who was  in Oklahoma. Police said Heidebrecht claimed he had important documents for  Gingrich and that he was with the CIA. Surveillance video showed two officers  dragging Heidebrecht by his legs, face down.