article_snippet.sent: A memo from an internal police inquiry which surfaced earlier this week revealed colleagues expressed concerns about Robert Bates, 73, when A prosecutor arrived at the Tulsa Sheriff's Office.
article_snippet.sent: Documents suggested the department also violated training policies when Documents employed Robert Bates.
article_snippet.sent: The inquiry came to the conclusion that high-ranking officers created an atmosphere where employees were intimidated about reporting violations of department policy.
article_snippet.sent: Smolen also said the department failed to keep a permanent record of Bates training, in violation of local policies.
highlights_snippet.sent: Investigation shows colleagues expressed concerns about Robert Bates .
  
highlights_snippet.sent: Supervisors allegedly intimated colleagues to benefit Robert Bates .
  