Outgoing Director-General Pascal Lamy gestures during a press confrence on April 10, 2013 at WTO headquarters in Geneva. - 

Brazil's Roberto Azevedo has been chosen to become the next leader of the World Trade Organization, he will be the first Latin American to head the international group.

The BBC's Andrew Walker in London joins Marketplace Morning Report host David Brancaccio to discuss what the new appointment means and how Azevedo could shape global trade policy.