Analysts: Mexican vote leaves more questions than it answers

Story highlights

NEW: Projected winner Enrique Peña Nieto says he remains committed to cartel fight

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Analyst: Mexicans "are going to force the PRI to govern in a different way"

Peña Nieto says he's part of a new generation, but critics aren't convinced

Mexico City CNN  — 

On both sides of the U.S.-Mexico border, key questions are lingering after Mexico’s presidential vote.

Election authorities projected Enrique Peña Nieto of the Institutional Revolutionary Party, or PRI, as the winner Sunday night. But his closest competitor, Andres Manuel Lopez Obrador of the Democratic Revolution Party, or PRD, has not conceded.

The election results raise issues rooted in Mexico’s complicated political past that will play a critical role in shaping the nation’s future, analysts say.

Has the PRI, a political party that critics accuse of being authoritarian and corrupt, changed its approach in Mexico? Will Lopez Obrador and his supporters protest the election results as they have in the past? And will Peña Nieto’s proposal to decrease violence mark a significant shift in U.S.-Mexico drug war policy?

Mexico’s old guard is back