October 27, 2009
Officials of The Philadelphia Inquirer National Sudoku Championship are investigating suspicions of cheating. (via Nation & World | Possible cheating probed at national Sudoku match | Seattle Times Newspaper
)

Officials of The Philadelphia Inquirer National Sudoku Championship are investigating suspicions of cheating. (via Nation & World | Possible cheating probed at national Sudoku match | Seattle Times Newspaper

)