The US is boosting pressure on socialist leader Nicolas Maduro to step down, but Venezuela's ally Russia is warning against "destructive meddling".
- by Brian Ellsworth
Opposition leaders hope large protests - with international sanctions - will push Nicolas Maduro to negotiate his exit or prod the military to force him out.
- by Mariana Zuñiga, Anthony Faiola & Rachelle Krygier
Newly released video footage showed the moment that a powerful wave of waste began sweeping over everything in its path.
- by Marcelo Silva de Sousa
International Committee of the Red Cross has warned the US about the risks of delivering humanitarian aid to Venezuela without the approval of Maduro's forces.
- by Luis Alonso Lugo
The world's largest iron ore miner has come under intense pressure over a burst tailings dam killed 110 people and left another 238 missing.
The fight for power in the South American country has taken on a familiar tone.
- by Neil MacFarquhar
Heartbreak as a Sydney man found dead and his fiancee, expecting their first child, still among those feared killed by a dam disaster in Brazil.
- by Diarlei Rodrigues & Lia Timson
People gathered on the streets of Venezuela's capital on Wednesday, waving their nation's flag and demanding Nicolas Maduro step down from power.
- by Scott Smith
As the opposition campaign to oust President Nicolas Maduro dramatically escalated, protests have broken out in slums, followed by military repression.
- by Mariana Zuniga and Anthony Faiola