South America correspondent Katy Watson

Argentina goes to the polls on Sunday to vote for their new president. The elections come as the country struggles with an economic crisis, with inflation now above 140%. The choice is stark - current economy minister Sergio Massa or a radical outsider, Javier Milei - a man who's brandished a chainsaw on the campaign trail and has some unorthodox plans to fix the economy like blowing up the central bank and replacing the peso with the US dollar.