Andres Manuel Lopez Obrador

The candidate for the leftist coalition, Andres Manuel Lopez Obrador (2-L) has rejected the elections results
Final polls before Sunday's vote predict Pena Nieto will win by a 10-17 point margin over Lopez Obrador
The four candidates for Mexico's presidency clashed in a televised debate as more than 90,000 people took to the streets
Andres Manuel Lopez Obrador, presidential candidate for the PRD (Party of the Democratic Revolution), is greeted by supporters before a rally in the town of Oxkutzcab in Yucatan January 7, 2012.
Mexico's leftist presidential hopeful Andres Manuel Lopez Obrador

Mexico's Pena Nieto sworn in as president amid protests

Mexico's new President Enrique Pena Nieto pledged Saturday to reduce the poverty and violence plaguing his country after a rowdy swearing-in ceremony marked by protests inside and outside Congress.
 

Clashes in Mexico before president's inauguration

Hundreds of protesters clashed with police outside Mexico's congress Saturday ahead of Enrique Pena Nieto's presidential inauguration, tossing Molotov cocktails while officers responded with tear gas.
 

Mexico's Calderon hands power to new president

Mexico's incoming president Enrique Pena Nieto was set take the reins of power early Saturday, inheriting a country full of economic promise but beset by a brutal drug war.
 

Mexico's left splits amicably ... for now

After failing yet again to capture the presidency, Mexico's left is undergoing a political divorce as its champion in the last two elections, Andres Manuel Lopez Obrador, goes his own way.
 

Mexico leftist refuses to accept defeat, eyes new party

With 100,000 people chanting "revolution," Mexican leftist Andres Manuel Lopez Obrador urged supporters Sunday to consider forming a new party and peacefully defy president-elect Enrique Pena Nieto.
 

Mexico's president-elect urges unity, rival calls rally

Mexico's Enrique Pena Nieto called for national unity Friday as he was officially named president-elect after a two-month legal feud, but his leftist rival refused to concede defeat.
 

Mexico's Pena Nieto declared president, rival calls rally

Enrique Pena Nieto was finally declared Mexico's president-elect on Friday after a two-month legal fight, but his leftist rival refused to accept the result and called for a rally.
 

Mexico's Pena Nieto officially declared president-elect

Mexico's electoral tribunal on Friday declared Enrique Pena Nieto the winner of the July 1 presidential election, one day after dismissing his leftist rival's bid to scrap the result.
 

Mexico leftist leader calls rally after election upheld

Mexico's defeated leftist leader Andres Manuel Lopez Obrador called for civil disobedience Friday after a court rejected his bid to overturn Enrique Pena Nieto's presidential election win.
 

Mexico court rejects bid to scrap presidential vote

Mexico's electoral tribunal unanimously rejected a left-wing bid to overturn the July 1 presidential election victory of Enrique Pena Nieto.
 

Mexico court set to rule on presidential vote challenge

Mexico's electoral court prepared Thursday to rule on a left-wing bid to overturn the presidential election win of Enrique Pena Nieto, as metal fences were placed around the tribunal to keep protesters out.
 

Thousands protest Pena Nieto vote win in Mexico

Thousands of demonstrators marched through Mexico City in protest Sunday at the presidential election victory of Enrique Pena Nieto, whom his leftist rival has accused of massive vote-buying.
 

Mexico election winner faces threat to legitimacy

Enrique Pena Nieto may have won Mexico's presidential election, but charges filed by his main opponent in an electoral court threaten to undermine his legitimacy even before taking office.
 

Pena Nieto defends Mexico victory amid vote probe calls

Enrique Pena Nieto on Tuesday fiercely defended his victory in Mexico's presidential election, amid calls for an investigation into vote buying allegations.
 

Mexico's ruling party to demand vote buying probe

President Felipe Calderon's conservative National Action Party (PAN) will formally request that electoral officials probe allegations of vote buying in Mexico's July 1 presidential election.
 

Opposition to appeal Mexico presidential vote results

The party of the leftist candidate who came in second in Mexico's presidential election said it would challenge the results, which gave a win to Enrique Pena Nieto, in the Electoral Court.
 

Mexico urges US to join drug policy 'review'

Mexico's incoming president Enrique Pena Nieto called Sunday for a "new debate" on the drug war raging in his country and urged the United States to play a "fundamental role" in the review.
 

Mass Mexico City protest against Pena Nieto win

Tens of thousands of demonstrators marched through Mexico City against the presidential election win of Enrique Pena Nieto, accusing him and his party of widespread vote-buying.
 

Activists call for demo after Mexico vote results

Activists opposed to the victory of Enrique Pena Nieto in Mexico's presidential election have called for a national "megamarch" Saturday to protest the results.
 

Mexico's Pena Nieto faces vote-buying claims

Enrique Pena Nieto decisively won Mexico's presidential vote, a final official tally issued Friday showed, but he must still overcome legal challenges -- including claims he "bought" the election.
 

Facts from the Wikipedia page:

Andrés Manuel López Obrador


In office
5 December 2000 – 29 July 2005
Preceded byRosario Robles

In office
1996 – 1999
Preceded byPorfirio Muñoz Ledo
Succeeded byPablo Gómez Álvarez

BornNovember 13, 1952 (1952-11-13) (age 57)
Macuspana, Tabasco,
 Mexico
Political partyInstitutional Revolutionary Party (1976-1988)
Party of the Democratic Revolution (1989- )
Spouse(s)Rocío Beltrán Medina (1979-2003†)
Beatriz Gutiérrez Müller (2006)
ProfessionPolitician / Activist
ReligionRoman Catholic