It would certainly not be necessary for an investigator to give detailed explanation to a state agency as to the direction of his investigation in order to request access to records. Revealing the object of the inquiry could jeopardize the investigation.
His purpose was to attempt to use the registration records to obtain the identity of WHCS patients who were minors ... as such patients were potential crime victims.
The materials were evidence Kline could use in his role as Johnson County District attorney. I didn't want to take evidence of potential crimes out of the hands of a prosecutor.