Mr. Rankin. Do you have some connection with the police department in Dallas?
Mr. Brian. Yes, sir; I am a detective in the criminal intelligence section.
Mr. Rankin. How long have you occupied that position?
Mr. Brian. Since June of 1955.
Mr. Rankin. What is your function as a detective for the criminal intelligence section?
Mr. Brian. To gain, obtain information and keep records and files, and usually when an important Government official comes to town we guard them or help assist guard them, and furnish information for other agencies outside of the Dallas Police Department and have liaison, and general criminal investigation work.
Mr. Rankin. Did you have anything to do with the Lee Harvey Oswald case?
Mr. Brian. Yes, sir.
Mr. Rankin. When was the first time that you had anything to do with that matter?
Mr. Brian. Well, we started interrogating people and talking to people immediately after the assassination.