Title: OPM contractor accidentally exposes retirees' Social Security numbers
Article Snip: "...OPM realized what had happened Oct. 29 and began trying to recover them. Because of other errors in the data files, the postcards were mailed to government agencies — and not to the retirees, as intended — in 150-card stacks. The IG report said that all but 650 postcards were found at those agencies...."
Reference: www.federaltimes.com