Arizona has been at the center of American political debate in recent years. It passed a controversial immigration bill that has since been copied in other places, they've endured a deadly shooting that nearly took the life of a congresswoman. But an author says Arizona's is at the end, not the beginning, of America's political future.
This story takes us to the banks of the Rio Grande river in South Texas. It's where a cat-and-mouse game plays out every night between migrants crossing into the US illegally and the Border Patrol. That game is intensifying.
1.4 million legal immigrants applied for US citizenship last year, and the vast majority were Latinos; spurred by frustration over immigration reform, many legal residents decided to become citizens and cast their vote
In 2007, Prince William County passed an ordinance that authorized police to check the immigration status of people they detained. Three years later, The World's Jason Margolis looks at the effects of the ordinance.
The Colorado River Delta runs dry before it reaches the ocean in Mexico. It's meant that a once-lush habitat has turned into a large, dry mud flat. But a new water-use agreement between the United States and Mexico seeks to change that.
Valeria Fernandez is an Arizona-based reporter who covers immigration along the US-Mexico border. Last week, she interrupted her vacation to go to the Italian island of Lampedusa, where hundreds of African migrants drowned in a shipwreck.