Human rights activists in the violent Mexican border city of Nuevo Laredo, across from Laredo, Texas, are blaming the army and National Guard troops in the deaths of a nurse and an 8-year-old girl

A human rights lawyer and activist missing for nearly a week in southern Mexico regularly received threats related to her work

Mexico’s new president has laid out a plan to combat drug cartel violence

Relatives have buried the mayor of a state capital in southern Mexico who was killed less than one week after he took office

Authorities in the north-central Mexican state of Guanajuato say that 12 people are dead following coordinated and near-simultaneous attacks in the city of Salamanca on Thursday

In her first days as Mexico’s new president, Claudia Sheinbaum made a point of distancing herself from the fossil fuel reliance promoted by her predecessor, Andres Manuel Lopez Obrador, and vowed to resume an energy transition that he halted

A man was shot dead near a luxury resort in Cancun in a targeted shooting carried out by two suspects who fled on jet skis, authorities said.

Mexican army troops opened fire on a truck carrying migrants from a half dozen countries, and six migrants from Egypt, Peru and Honduras died in an event that President Claudia Sheinbaum called “deplorable.”

Four men are dead and two others are recovering from wounds after gunmen burst into a Mexican drug rehab center and opened fire

Sinaloa drug cartel leader Joaquin Guzman Lopez, the son of "El Chapo," pleaded not guilty during his first court appearance since his arrest last week.

A 12-year-old boy was killed on a beach in Cancun after gunmen on jet skis opened fire on a rival drug dealer, Mexican officials said Sunday.

Ismael “El Mayo” Zambada was apprehended when he was duped into getting on a flight that landed in Texas, while Joaquin Guzman Lopez, son of drug lord “El Chapo,” was secretly flown to Chicago.

Two top leaders of the Mexican Sinaloa drug cartel have been taken into custody by United States authorities to face charges for their role in leading the group's vast drug trafficking enterprise.

The U.S. Department of the Treasury has sanctioned four Mexican companies and three Mexican individuals allegedly linked to timeshare fraud, officials said.

The FBI is now assisting in the search for a 14-year-old Utah teenager who went missing while visiting her relatives in Mexico City last month.

Elizabeth "Ely" Gonzalez, 14, was last seen on June 30, according to the FBI.

The FBI is assisting in a search for a Utah teen who disappeared while visiting relatives in Mexico City last month.

ABC News meteorologist Kevin Roth tracks where the storm is heading next.

ABC News reports on the dwindling clean water supply in one of the world’s largest cities, forcing many residents to resort to drastic measures.

ABC News’ Matt Rivers reports on the dwindling clean water supply in one of the world’s largest cities, forcing many residents to resort to drastic measures to obtain the water they need to survive.

In an exclusive interview with ABC News, Lizette Zambrano discusses the tragedy that happened at the Mexican resort town of Puerto Peñasco when her husband was electrocuted in a hot tub.

It was supposed to be paradise in Mexico for Lizette Zambrano and her husband Jorge but little did she know it would end in her coming home without the love of her life.

With fires spreading uncontrollably in New Mexico, President Biden has approved a major disaster declaration for the state.

Mexican authorities reported the human case to the World Health Organization on May 23.

Forensic analysis will be conducted to determine the origin of the apparent electrical failure, law enforcement said.

One person was killed, and another was injured after experiencing an electric shock in a Jacuzzi at a private condominium complex in northwestern Mexico.

ABC News exclusive: Matt Rivers reports on a cartel's human-smuggling operation in Mexico.

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.

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.

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.

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.