INCIDENT CRIMINAL REPORT Alameda County Sheriff?s Office Agency: ETS ORI: CA00100000 Case Number: 15-019904 Supplement Information Supplement Date Supplement Type Supplement Of?cer 11/18/2015 11:36:24 FOLLOW UP (106415) STAYSA, COLBY Contact Name Supervising Of?cer MINNER #149, JOSEPH (106415) STAYSA, COLBY 3686 Supplement Narrative On Wednesday, 11/18/15, I was working at the Alameda County Sheriffs Of?ce, Eden Township Substation - (ETS). About 1045 hours, Imet with San Francisco Police Department Sergeants Joseph Minner (415) 995-1722 and Carmen Batan (415) 653-2556 at ETS. The meeting was preplanned and we exchanged information in regards to ACSO 15-19904. Sergeant Minner provided me with the supplemental reports written by SF PD in the apprehension of Stanislave Petrov. He additionally provided me with a DVD-R that contained video footage from a surveillance camera that captured the apprehension of Petrov and the associated use of force. I viewed the DVD-R to verify it contained video footage. I packaged and placed the DVD-R into evidence at ETS. About 1130 hours, I was contacted at ETS by Sheriffs Technician J. Corey. Technician Corey told me he took several digital photos of the vehicles driven by Deputies Osborne and Sterling when they were rammed by Petrov. Technician Corey provided me with a CD-R containing the images. I packaged and placed the CD-R into evidence at ETS. This is a supplemental report to ACSO 15?199904. Case Status: Printed: 2/26/2016 10:11 Page 53 of 62