"Post office employee convicted of money-swap scam"

By Henry K. Lee
San Francisco Chronicle
October 29, 2011
Link: http://www.sfgate.com/cgi-bin/article.cgi?f=/c/a/2011/10/28/BABM1LNO1J.DTL

Facts (see news article cited directly above): 

• The former post office employee has been convicted by a federal jury of exchanging fake money made in Nigeria for real currency at his cash register.