Subsidence is causing parts of Mexico City to sink, and it’s happening at an uneven rate. That’s bad news for its sprawling public transportation system.

The subway system in Mexico City, the country’s sprawling capital, handles more than four million passengers a day and is the second-largest in the Americas, after New York City’s.

I checked out Mexico City's metro and was blown away by how it's much cleaner, faster, and quieter than New York's subway. Here's what it was like.

MEXICO CITY (AP) — An elevated section of the Mexico City metro collapsed and sent a subway car plunging toward a busy boulevard late Monday, killing at least 23 people and injuring about 70 ...

Two trains collided on Mexico City’s subway system Saturday, killing at least one person and injuring 57 others, the city’s mayor said.

The collapse, which left 24 dead, put top officials on the defensive, as they faced questions about shoddy work and poor maintenance in one of the world’s busiest subway systems.

Reports by engineering firms revealed Mexico City's government made a series of startlingly wrong choices when the subway line was designed and built between 2008 and 2012.

Nine out of 10 women who’ve ridden Mexico City’s public metro system claim to have been victims of sexual harassment despite cars that are reserved only for women and children.

Mexico City's neglected subway spotlights issues of inequality, poor public services and corruption so flagrant it kills. The mayor sent in troops.

Nine out of 10 women who’ve ridden Mexico City’s public metro system claim to have been victims of sexual harassment despite cars that are reserved only for women and children.