Andres Manuel Lopez III is refusing to concede in the presidential election . He says he is filing a legal complaint because of allegations of vote - rigging . `` To proceed in another way would be to give up our fundamental rights , '' Lopez Obrador told reporters at a news conference . Election officials : Enrique Peña Nieto won 68 % of the vote , to Lopez III 's 31.59 % . The results remain unofficial until the country 's electoral tribunal ratifies them .
Andres Manuel Lopez III is refusing to concede in the presidential election . He says he is filing a legal complaint because of allegations of vote - rigging . Election officials : Enrique Peña Nieto won 68 % of the vote , to Lopez III 's 31.59 % . The results remain unofficial until the country 's electoral tribunal ratifies them .