What is going on in Venezuela?
Last week, opposition leader Juan Guaidó declared himself as the "Interim President", winning backing from the United States and parts of Latin America and prompting socialist Nicolas Maduro, the country's leader since 2013, to break relations with Washington.
Thousands took to the streets to protest against Maduro, demanding he step down. Mr Guaido said mass protests were the only way to end Mr Maduro's "dictatorship".
In this week's Sightline, Tim Marshall explains the US-Venezuela diplomatic spat and how Venezuela got here in the first place.