Nation Postal worker admits to stealing $5,200 from greeting cards in Wisconsin, federal court records indicate November 30, 2018 Karen Pilarski, Milwaukee Journal Sentinel Comments Off on Postal worker admits to stealing $5,200 from greeting cards in Wisconsin, federal court records indicate Thomas P. Gunderson pleaded guilty to embezzling mail. The mail theft comes on the heels of two local cases involving U.S. Postal Service workers.