The Union Cudgel: Big Labor gets nasty on 'card check.'

Labor Unions Turn to Treasury Secretary Timothy Geithner for Pressure on 'Card Check'

Big Labor's drive to eliminate secret ballots for union elections has united American business in opposition, so labor chiefs are putting on the brass knuckles: The new strategy is to threaten companies with government retaliation if they don't stop lobbying against turning U.S. labor markets into Europe.