The previously-protected area is bigger than Denmark and is thought to be rich in gold.
The sacked prosecutor who fled Venezuela says she has evidence of the president's alleged corruption.
The president takes aim at opponents at an Arizona rally but misquotes his Charlottesville response.
Rio grapples with resurgence in violence
The farmhand turned millionaire baker
Muralists transform Mexican city
Chilean woman on why she wants total abortion ban lifted
The cable car guy who lifts commuters over traffic
Why Venezuelans joined an "anti-imperialist march"
Broadcast time 08:50 BST - 09:00 BST
Broadcast time 10:06 BST - 11:00 BST
Broadcast time 11:06 BST - 11:30 BST
Broadcast time 13:06 BST - 13:30 BST