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	LIVONIA, MI - FEBRUARY 28: Republican presidential candidate and former Massachussetts Gov. Mitt Romney speaks during a press availability following a visit to his Michigan campaign headquarters on February 28, 2012 in Livonia, Michigan. Romney visted his Michigan campaign headquarters an primary day as Michigan residents go to the polls to vote for their choice in the Republican presidential race. (Photo by Justin Sullivan/Getty Images)
	LIVONIA, MI - FEBRUARY 28: Republican presidential candidate and former Massachussetts Gov. Mitt Romney speaks during a press availability following a visit to his Michigan campaign headquarters on February 28, 2012 in Livonia, Michigan. Romney visted his Michigan campaign headquarters an primary day as Michigan residents go to the polls to vote for their choice in the Republican presidential race. (Photo by Justin Sullivan/Getty Images)

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CNN proyecta al precandidato y exgobernador de Massachusetts ganando en las primarias de Arizona y Michigan.

Mitt Romney con ventaja

CNN proyecta al precandidato y exgobernador de Massachusetts ganando en las primarias de Arizona y Michigan.