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Mexico's suave front-runner glides ahead

Barbs may fly his way, Enrique Peña Nieto commands a double-digit lead over his rivals.

Enrique Peña Nieto, Mexican presidential candidate for the opposition Institutional Revolutionary Party (PRI), greets supporters during a rally in Nezahualcoyotl, Mexico State, on April 28.

ALFREDO ESTRELLA

AFP/Getty Images

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