US President Barack Obama takes his seat for an economic leaders' meeting at the Asia-Pacific Economic Cooperation Summit at Lima's Convention Centre, on November 20, 2016 in Lima.
Asia-Pacific leaders are expected to send a strong message in defense of free trade as they wrap up a summit that has been overshadowed by US President-elect Donald Trump's protectionism. / AFP / Brendan Smialowski        (Photo credit should read BRENDAN SMIALOWSKI/AFP/Getty Images)