Mexicans will vote Sunday in historic elections weighing gender, democracy and populism, as they chart the country's path forward in voting shadowed by cartel violence. With two women leading the contest, Mexico will likely elect its first female president – a major step in a country long marked by its "macho" culture. The election will also be the biggest in the country's history. More than 20,000 congressional and local positions are up for grabs, according to the National Electoral Institute. The number of contested posts has fed bloodshed during the campaigns, as criminal groups have used local elections as an opportunity to exert power. A toxic slate of cartels and gangs have battled for turf and more than 20 people seeking political office have been killed just this year. MORE: https://www.cbs8.com/article/news/nation-world/what-to-know-about-mexicos-historic-elections/509-bb4046e5-d3b5-4f07-81bc-b5abc466550d