Republican presidential candidates, Sen. Marco Rubio, R-Fla, left, and businessman Donald Trump argue while answering a question during the Republican Presidential Primary Debate at the University of Houston Thursday, Feb. 25, 2016.
Republican presidential candidates, Sen. Marco Rubio, R-Fla, left, and businessman Donald Trump argue while answering a question during the Republican Presidential Primary Debate at the University of Houston Thursday, Feb. 25, 2016. Gary Coronado AP
Republican presidential candidates, Sen. Marco Rubio, R-Fla, left, and businessman Donald Trump argue while answering a question during the Republican Presidential Primary Debate at the University of Houston Thursday, Feb. 25, 2016. Gary Coronado AP

Elections

March 02, 2016 8:21 PM

Panic swells talk of contested convention to propel Marco Rubio to nomination

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