Jacob Garcia/ReutersPolls in Mexico are set to close at 6 p.m. local time.
More than 98 million voters are registered to cast a ballot in Mexico, and 1.4 million Mexicans are eligible to vote abroad.
How voting has unfolded so far: Polls opened at 8 a.m. local time, however, on Sunday, some voting stations in parts of the country opened with delays.
Outside polling stations, voters told CNN that public security was one of their main concerns.
US officials are closely monitoring the presidential election as it comes at a critical time for the Biden administration.
Persons:
Jacob Garcia, Claudia Sheinbaum, Xochitl, Jorge Álvarez Máynez, “ Morena, Gálvez, Biden
Organizations:
Reuters, Morena, PAN, ’ Movement, CNN, Electoral Institute, Mexican Consulate
Locations:
San Juan Chamula, Mexico, Mexico City, Yucatán, Madrid, Spain, United States, Mexican, Los Angeles