On hands and knees, he painstakingly sweeps every inch of the street with an old shoe brush. But he and his young son Asad aren't collecting trash. They're looking for gold dust that blows out of the jewellery shops around them.
Three years after the Gulf oil disaster, many cleanup workers in the region are experiencing health impacts. A report in Newsweek alleges that BP hid from workers the toxic effects of the dispersant. Marco Werman speaks with journalist Mark Hertsgaard.
Protesters are calling for a boycott of the soccer World Cup, which Brazil is hosting next year. Reporter Olivia Crellin went to speak to some construction workers at the newly renovated MaracanÃ£ stadium in Rio de Janeiro to get their views.
As Brazil gets ready to host the Olympics and World Cup, the country won't just be dealing with threats from civil unrest. There's also the threat of terrorism. The World's Jason Margolis has more on that angle from Rio de Janeiro.