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AVIANO AIR BASE, Italy -- U.S. Air Force Reservist Tech. Sgt. Larry Mulder, a communications computer operator assigned to the 910th Communications Flight, Youngstown Air Reserve Station, Ohio, guides Staff Sgt. Rachel Reynolds, a communications computer operator assigned to the 31st Communications Squadron Configuration Management Team here, through a Blackberry encryption mismatch that caused a base wide Blackberry outage July 15, 2009. Tech. Sgt. Mulder, on annual tour with the 31st CS, helped resolve the Blackberry outage that hampered base communications for eight days. (U.S. Air Force photo by Tech. Sgt. Rick Lisum)