As many as 100 million Mexicans go to the poll Sunday to elect a new president, and it's already

guaranteed to be historic. Both leading candidates are women, and the country has never in its

200-year history had a female leader.

The main issues in Mexico's largest ever election are security, migration, and the economy.

But as Nick Schifran reports, the leading candidate, Claudia Schainbaum, represents multiple firsts, and a note of caution

this story contains images and accounts of violence.

Never before has Mexico had a woman, the granddaughter of Jewish immigrants, and a Nobel Prize-winning

climate change scientist as president.

But Claudia Schainbaum calls herself a disciplined defender of Mexico's future.

We will have an honest government without corruption. future.

We will have an honest government without corruption or impunity.

We will not submit to any economic or foreign power, no matter how powerful it may be.

Running a distant second former senator, Sotel Galvez, who leads the country's broad opposition

coalition.

She's questioned whether Shanebaum is just the protege or will be the puppet of current president Andres Manuel

Lopez-Ovedore known as Amlo. The transformation initiated by President Andres Manuel

Lopez-Obrador is not going backwards.

The big question mark surrounding a possible shame bomb administration is what role

under's Manuel Lopez-Obrador is going to play, if any, and whether she's going to really make a

mark of her own. Lila Abed is the acting director of the Mexican Institute at

the Wilson Center. She can't completely distance herself from the political platform from the government

plan that got Amlow into power and that has sustained high levels of approval rates and that is

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