ABC News' Matt Rivers reports on Mexico's historic election that saw its first female president-elect, Claudia Sheinbaum, and what it could mean for U.S.-Mexico relations.

Mexico elected its first female president in the country's 200-year history. Claudia Sheinbaum, a climate scientist and former Mexico City mayor, won the election in a landslide with over 60% of the vote.

For the first time in the 200-year history of Mexico’s republic, a woman will become president of Mexico.

Claudia Sheinbaum has been elected president of Mexico, marking the first time a woman has been chosen to lead the country, the election institute said.

Sheinbaum, who captured national attention as the mayor of Mexico City, will take office later this year as Mexico’s first-ever female president.

Mexico’s projected election winner Claudia Sheinbaum will become the first female president in the country’s 200-year history

The run-up to the election has been marred by violence, with dozens of candidates killed.

Claudia Sheinbaum has been elected president of Mexico, marking the first time a woman has been chosen to lead the country, the election institute said.

Mexicans will vote Sunday in historic elections that are a referendum on populism and democracy.

Heat-related howler monkeys deaths in Mexico have been recorded in a total of four states, environmental authorities said

Mexicans will vote Sunday in historic elections weighing many of the core issues facing the country including gender, violence and populism

The number of heat-related howler monkeys deaths in Mexico has risen to 157, with a tragically small number of the primates treated or recovering

An American quarry company has rejected the Mexican president’s campaign of criticisms and closures, and his offer to buy its property on the Caribbean coast

Highway bandits in Mexico made off of with over 40 tons of avocados

At least nine people are dead and 121 more injured after the collapse of a stage during a campaign rally in the northern Mexican state of Nuevo Leon

Mexican president says high wind toppled a stage at a candidate's campaign rally, killing 4 people and injuring 15

More than 100 howler monkeys have dropped dead from trees in southern Mexico's tropical forests amid a nationwide drought and heat wave, with rescuers racing to give water to the threatened monkeys.

It’s so hot in Mexico that howler monkeys are falling dead from the trees

The bodies of four men and two women have been found strangled and dumped in a pile in Mexico's Pacific coast resort of Acapulco

Taquería El Califa de León is the first Mexican taco shop and only shop among 16 Mexican restaurants to receive a Michelin star.

American Jack Carter Rhoad and Australians Jake Robinson and Callum Robinson were killed by suspects attempting to steal tires from their cars, according to authorities.

Authorities announced arrest warrants have been obtained for the crime of forced disappearance after an American and two Australian surfers went missing.

The body of a 54-year-old woman missing since February has been found in a cemetery on the side of a highway in Mexico, police say.

A U.S. citizen has been arrested crossing back into the U.S. from Mexico after authorities found an estimated $130,000 of fentanyl hidden in the taxi they were riding in.

Wednesday's meeting between the United States, Mexico and Guatemala on managing migration will result in "several important announcements," senior U.S. officials said.

President Joe Biden will make his second visit to the U.S.-Mexico border on Thursday to make another push for Congress to pass a bipartisan border deal.

Over the last five years, 100 billion gallons of untreated sewage, industrial waste and urban runoff have been dumped into the Tijuana River.

An American man was found by Mexican authorities in a house with his eyes taped shut in the town of Limones, which is in a remote area in Mexico's Quintana Roo province.

A Carnival cruise came to the rescue of two men who were shipwrecked on a kayak in the Gulf of Mexico.

The boat, which was traveling from Isla Mujeres to Puerto Juárez, caught a strong sea swell, and the vessel began to sink as it took on water, officials said.

"Impact x Nightline" gets an inside look at Mexico's International Liaison Unit and on hand as it tracked and captured U.S. fugitives.

At least four people are dead after a boat carrying over a dozen tourists sank in the waters off the coast of Cancun.

The boat was carrying 16 tourists and three crew members at the time of the accident, authorities said.

"Impact x Nightline" gets an inside look at the Mexican police unit that has been catching American fugitives for over 20 years.

Protesters in Mexico City marched to demand justice for Samantha Gómes Fonseca, a transgender activist who was killed Sunday.

Officials renew calls for federal help as more asylum seekers arrive in U.S. cities.

ABC News’ Elizabeth Schulze and Mireya Villarreal have details on a meeting between Secretary of State Antony Blinken and Mexico’s president.

Secretary of State Antony Blinken and Homeland Security Secretary Alejandro Mayorkas will travel to Mexico City to meet with the Mexican president to address the ongoing immigration crisis.

Drone footage shows destruction in the Mexican resort city of Acapulco, one month after Hurricane Otis slammed the region, killing scores of people, according to authorities.

ABC News’ Selina Wang and Mick Mulroy talk about the meeting between President Joe Biden and Mexico’s president and what the leaders will discuss.

Jesús Ociel Baena, the first nonbinary person to assume a judicial position and receive a nonbinary passport in Mexico, was found dead at home in Aguascalientes

Mexico City’s Day of the Dead parade featured costumed dancers, drummers and floats as they took a festive turn down the Paseo de la Reforma boulevard to the historic colonial main square.

Over a week after Hurricane Otis made landfall in Acapulco, Mexico, at least 58 people are still missing.

Hurricane Otis became the strongest on record to hit Mexico’s Pacific coast, with peak winds up to 165 miles an hour.

The hurricane, which had been a tropical storm as of Tuesday morning, rapidly intensified within 24 hours.

ABC News’ Mireya Villarreal reports on the Yes We Can Mobile Schools project, an initiative to support migrant children’s education while waiting for their asylum cases in Mexico.

The machine-printed banners were purportedly signed by a faction of the Sinaloa cartel led by the sons of jailed Mexican drug lord Joaquin "El Chapo" Guzman.

Officials said a baptism was being celebrated at the time with approximately 100 people in attendance.

The world of tequila is one of many male-dominated industries, but Melly Bajaras has built her own business from the ground up – all while employing other women.

Acting CBP Commissioner Troy Miller traveled to Ciudad Juarez, Mexico, on Friday, where he met with Mexican officials and railway industry leaders.