and we were told to go home. it was an incredible rollercoaster of emotions. >> investigations into the botched execution of clayton lockett eventually revealed what happened behind the blinds. >> we later learned that the doctor who was supposed to perform the execution had backed out two days before clayton lockett's execution, and this other doctor who had only performed one execution in the state stepped in. the doctor made 12 attempts to start an iv, and it was not properly inserted. the drugs were not delivered into his vein. they went into the tissue. there were no backup drugs that night. there was no emergency plan if something went wrong. >> regarding the use of midazolam, mike oakley from the corrections department said, i looked online, you know, went past the wikileaks or whatever it is and did find out midazolam would render a person unconscious.