We discuss frustrations in Venezuela and the role of opposition leader María Corina Machado. Plus: An explosion in Monaco targets a Ukrainian oligarch; and our America 250 series looks at tipping points in US-UK history.

South Africa faces deadline, shutdown and anti-migrant unrest
58:15

The death toll rises in Venezuela after earthquakes
1:02:55

The world scrambles to help after Venezuela’s worst earthquakes in 100 years
1:00:58