Last year's nationwide protests were sparked in part by transport fare hikes. Rio has ideas about how to cushion the blow.
The opposition coalition says it sees too much talk and not enough action. It wants detained protesters released and an independent truth commission.
Bus drivers in Rio have already gone on strike, and teachers may do the same. Some say other groups - including the federal police - could strike as well amid World Cup attention and the leadup to elections.
Maduro's popularity has dropped on every measure since November 2013, and two-thirds of Venezuelans polled don't think he can solve the country's problems - like shortages - in the next year.
The opulent Teatro Amazonas opera house still stuns visitors to Manaus. It's a legacy of the rubber boom and the region’s short-lived monopoly on worldwide production.
Northeast Brazil used to be known for poverty and migration south. But locals like Maria Joelma da Silva, who the Monitor first met in 2008, are redefining the region.
Mexico's lower house unanimously voted to change a military code that gave the military courts jurisdiction over any crimes committed by on-duty soldiers.
Mexico received US approval for the purchase of 18 Black Hawk helicopters. Some analysts wonder if the planned purchase signals a longer-term, more militarized approach to fighting cartels.
Despite high profile arrests and decreasing impunity, Paz y Paz's reappointment is a long shot. Her loudest critics are ex-military and conservative businessmen who say she's pushed a leftist agenda.
Paz y Paz said from the start her focus would be advocating for victims. In a country with one of the highest femicide rates, she's focused on women and victims of Guatemala's 36-year civil war.
A set of extraordinary circumstances brought Claudia Paz y Paz to Guatemala's attorney general's office. She spent most of her career demonizing the government, not trying to reform it.
Venezuelan government and opposition members are sitting down to discuss a way past weeks of violent protests. But many government allies have publicly undercut the process.