Workers burn tires to block a bridge that leads to the capital 

Workers burn tires to block a bridge that leads to the capital during a 24-hour general strike in Buenos Aires, Argentina, Tuesday, Nov. 20, 2012.  Argentine President Cristina Fernandez is facing a nationwide strike, led by union bosses who once were her most steadfast supporters. Many trains and bus lines are paralyzed; banks, courts and schools are closed; airlines have canceled flights and small groups of people have blocked highways in about a dozen places around the capital. (AP Photo/Victor R. Caivano)
Associated Press
Workers burn tires to block a bridge that leads to the capital during a 24-hour general strike in Buenos Aires, Argentina, Tuesday, Nov. 20, 2012. Argentine President Cristina Fernandez is facing a nationwide strike, led by union bosses who once were her most steadfast supporters. Many trains and bus lines are paralyzed; banks, courts and schools are closed; airlines have canceled flights and small groups of people have blocked highways in about a dozen places around the capital. (AP Photo/Victor R. Caivano)
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