As Citigroup announces more mass layoffs, find out which companies have fired the most people in 2012.
Citigroup has announced plans slash more than 11,000 jobs or about 4 percent of its global workforce in one of the biggest single layoffs of 2012. Here are the year's other top layoff kings, as compiled by Business Insider.
Keystone Resort/Ben Lindbloom
Jessica Rinaldi / Reuters
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