IA: Optical Scan Failures Caught by Hand Count, not by LAT

["Joe Pezzillo" <jpezzillo@xxxxxxxxx>]

http://votetrustusa.org/index.php? 
option=com_content&task=view&id=1378&Itemid=51

By John Gideon, VotersUnite.org and VoteTrustUSA
June 09, 2006

"Once the totals were nearly complete, Drake had her workers do a  
hand count of the absentee ballots to see if there was a problem.   
The count on the tallying machine made and programmed by ES&S read  
Duran = 99 and Sciortino = 79. The hand count, however, told a  
different story – Duran = 25 and Sciortino = 153. There was  
definitely a problem and Drake knew this problem was probably evident  
on all ballot positions.

[...]

Why did the Logic and Accuracy (L&A) test not find the software error?"