"I've figured out that there are more of them when it's a payday," photographer Alejandro Cartagena writes to me from Monterrey, Mexico, where he is based.
More carpoolers, that is — the subject of his latest project, which started somewhat accidentally. Cartagena was commissioned by a group of researchers about usage of a Monterrey street. "I wanted to see the car in the context of the street and the urbanscape," he explains. "That took me to find higher points of view, where I found these workers."
Australia is a huge island, with stretches of lonely, rocky coastline that extend for thousands of miles. What's more, there are lots of harbors and airports.
In short, opportunities are plentiful for an enterprising Mexican drug trafficker to move his product 8,000 miles across the Pacific Ocean to service the vibrant new market Down Under.
One such drug lord is Joaquin "Chapo" Guzman, head of Mexico's Sinaloa cartel. He's a cunning, small-statured, exceedingly dangerous outlaw recently dubbed "the world's most powerful drug trafficker" by the U.S. Treasury Department.
Mexican Federal Police, some of them covered head to toe in white hazardous-materials suits, paraded Jaime Herrera Herrera in front of the media in handcuffs this week. Officials say he was the methamphetamine mastermind for Mexico's most wanted man, Joaquin "El Chapo" Guzman, who runs the powerful Sinaloa cartel.
Over the last five years, the Mexican drug war has claimed the lives of an estimated 40,000 civilians and drug traffickers. British journalist Ioan Grillo describes it as "a bloodbath that has shocked the world."
In his new book, El Narco, Grillo takes a close look at the Mexican drug trade, starting with the term el narco, which has come to represent the vast, often faceless criminal network of drug smugglers who cast a murderous shadow over the entire country.