AGENCY : RECORD NUMBER : RECORD SERIES : AGENCY FILE NUMBER : ORIGINATOR : FROM: TO: TITLE: ) DATE: PAGES: SUBJECTS : DOCUMENT TYPE : CLASSIFICATION : RESTRICTIONS : CURRENT STATUS : DATE OF LAST REVIEW : OPENING CRITERIA : COMMENTS : ‘ v9.1 MW 55933 Doold:32248408 JFK Assassination System Identification Form Agency Information HSCA 180-10078-10466 NUMKBERED FILES 009415 Document Information HSCA PIERCE, RIO S. 05/29/1978 4 DALLAS, POLICE DEPARTMENT RUBY, JACK; BACKGROUND PIERCE, RIO S. OSWALD, LEE; MURDER BY RUBY; TRANSFER T40 COUNTY JAIL SUMMARY Unclassified Open in Full Redact 07/22/1909 Box 173. Page i Date: 10/14/20
V i” oo ; KENNEDY 009415 INVESTIGATION INTERVIEW SCHEDULE Le Identifying Information: Name Rio S MPERCE | Date 5- 29- 26 2PM Address A7 4% 3 Placé ReS) pence oe - City/State ENNIS | TEXAS DEG ‘Telephone 21y/ p25 300 Date of Birth Jeab-23 _ Mors ont Social Security JK Act 6 (3) Spouse I -. Children 3 2. Physical Description: Height £4 Ce -. » Color Eyes Hair Weight (/4o_ a “| Special Characteristics Ethnic Group_ .* > a ) 3. Personal History: “a. Present Employment: Deor OF AGRICULTURE Address EWN WS Te> AS Telephone cb. «Criminal Record 1. Arrests 2. Convictions 4. Additional Personal Information a. Relative(s): Name. Address b. Area frequented: - C. Remarks: Investigator Date . ; Form #4-B NW 55923 Docld:32246408 Page 2 nme sins ever
' ! i KENNEDY SELECT COMMITTEE ON ASSASSINATIONS. | Name Rio S. Pierce a Date may 29 1978 Time 2 py . address Route #3 Place __ residence Ennis, Texas 75119 214 875 8300 Interview: Staff Investigator Joseph J. Basteri interviewed Rio’. 2° S.° Pierce who entered the Dallas Police Department. in 1946 and re- tired January 8, 1974. He is now employed part-time with the De- a partment of Agriculture. | an Mr. Pierce was a member of the Uniform ‘patrol Division and on Sunday, November 24, 1963 was working from 7AM. to 3PM. He" held the rank of Lieutenant and on that day supervised “sto 10 nen and 2 sergeants detailed to the basement and adjoining: rooms. Mrs. Pierce then stated that he was then assigned the responsibility to... escort the armored truck out of the basement. Pierce explained that _ there were two ramps in and out of the basement. The Main ramp was: | the exit. The armored ‘truck, which was going, to be, jused.as'a:decoy, +, backed into Commerce: Street, but because of its height could not. . back completely into the basement causing ‘the ramp to. be ‘blocked, Pierce stated that he then decided to exit the Main Street ramp so - that hescould get ‘out and then back his car into the Commerce Street. ramp and place it in position in front ‘of the armored truck. He | then .proceeded to exit the Main Street ramp and in doing so he Date transcribed June 15, 1978 ' By: Ross HW 55923 Docld:32248408 Page 3 : ° : Form #4,
Pierce Interview Page two noticed P.O. Vaughn, who was stationed at this ramp, taking one or two steps off the sidewalk and into the street to safely -direct him out into the traffic. Pierce, who was with two other members of the force did notice several persons standing at the entrance of the ramp, but did not know Lf they were waiting there or just walking by and waiting for ‘his car to pass them so that they could continue to walk. Pierce stated he knew Ruby and. Napoleon Daniels, but did not see them. ‘In fact, Pierce remarked that he was not aware of who was standing at the entrance because his concentration was to maneuver his vehicle in front of the armored truck. Pierce does recall Vaughn being in the gutter and he was either motioning his hands or blowing his whistle to stop the traffic in order for. him to get out of the ramp. After leaving the ramp, he drove to Harwood Street and made a left to Commerce Street where he made another left turn. Pierce then said that as he arrived at Commerce Street ramp, he does not recall whether he parked the vehicle at the curb or backed it into the Commerce Street ramp, but at about this time, they were aware that something had happened inside the basement. They immediately ran into the basement and learned what had happened. After LHO had been. taken to Parkland Hospital, Pierce decided also to go there as a precaution for security reasons. He was not ordered to go there,. but took the action as a supervisor. He does not recall entering the hospital. Pierce admits knowing Ruby from the late forties or early fifties as the Silver Spur was on his post. He described NW 35923 Docid:32248408 Page 4