At a "We Are One" union rally in New York City marking the 43rd anniversary of the assassination of Martin Luther King Jr., protesters called for workers' rights in light of recent "anti-union" legislation in Wisconsin and Ohio.
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A Tea Party supporter, left, argues with a critic before a rally where former Alaska Gov. Sarah Palin spoke at the Wisconsin State Capitol in Madison on April 16.
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A sign that reads "recall" hangs on a statue in front of the Wisconsin state Capitol last month in Madison. In the state Senate, as many as 16 senators — Republicans and Democrats alike — could face recall elections this year.
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