'Nuns on the Bus' launch 15-state tour to raise support for an immigration reform bill making its way through Congress.
With her eyes at one point on the White House, Michelle Bachmann says she is now leaving politics - at least for now.
Indigenous people occupy the controversial Belo Monte dam construction site saying they were not properly consulted.
Brazilian military continues its campaign against illegal gold miners operating in the Amazon
Al Jazeera’s Gabriel Elizondo is embedded with the military in Roraima, northern Brazil, bordering Guyana and Venezuea.
Military launches largest border security operation ever ahead of mega events such as next year's football World Cup.
A visit from the new pope may be an honour for local Catholics, but it poses unique and complex security concerns.
Rescue efforts continue in Oklahoma as shaken residents watch the skies amid forecast of more storms.
While the US media is focused on the latest political scandal, civil rights in the United States continue to be eroded.
Illegal human trafficking is a serious problem in the US, and is growing.
Authorities worry that criminals will get hold of printing machines and make their own weapons.