Chinas President Xi Jinping (C) speaks during the opening ceremony of the G20 Summit in Hangzhou on September 4, 2016. G20 leaders confront a sluggish global economy and the winds of populism as they open annual talks, but the long war in Syria and the South China Sea territorial dispute hang over the summit. / AFP PHOTO / POOL / Mark SchiefelbeinMARK SCHIEFELBEIN/AFP/Getty Images

German Chancellor Angela Merkel (2-R) arrives at the Hangzhou International Expo Center in Hangzhou on September 4, 2016. G20 leaders confront a sluggish global economy and the winds of populism as they open annual talks, but the long war in Syria and the South China Sea territorial dispute hang over the summit. / AFP PHOTO / POOL / Rolex DELA PENAROLEX DELA PENA/AFP/Getty Images

German Chancellor Angela Merkel (L) arrives at the Hangzhou International Expo Center in Hangzhou on September 4, 2016. G20 leaders confront a sluggish global economy and the winds of populism as they open annual talks, but the long war in Syria and the South China Sea territorial dispute hang over the summit. / AFP PHOTO / POOL / Rolex DELA PENAROLEX DELA PENA/AFP/Getty Images

Outgoing French Economy Minister Emmanuel Macron attends a news conference after his resignation, at Bercy Finance Ministry in Paris, France, August 30, 2016. REUTERS/Gonzalo Fuentes

(L-R) French President Francois Hollande, Indonesia's President Joko Widodo, Chinese President Xi Jinping, Russia's President Vladimir Putin and German Chancellor Angela Merkel arrive for the opening ceremony of the G20 Leaders Summit in Hangzhou on September 4, 2016. G20 leaders confront a sluggish global economy and the winds of populism as they open annual talks, but the long war in Syria and the South China Sea territorial dispute hang over the summit. / AFP PHOTO / POOL / NICOLAS ASFOURINICOLAS ASFOURI/AFP/Getty Images

(L-R front) French President Francois Hollande, Chinese President Xi Jinping, Russia's President Vladimir Putin and German Chancellor Angela Merkel arrive for the opening ceremony of the G20 Leaders Summit in Hangzhou on September 4, 2016. G20 leaders confront a sluggish global economy and the winds of populism as they open annual talks, but the long war in Syria and the South China Sea territorial dispute hang over the summit. / AFP PHOTO / POOL / NICOLAS ASFOURINICOLAS ASFOURI/AFP/Getty Images

An Indian Christian poses as she displays the commemorative postage stamp of Mother Teresa after its release function in Mumbai on September 4, 2016, ahead of the canonisation of Mother Teresa in Rome. Indian Christians are eagerly looking forward to the canonisation of Mother Teresa and churches across the country would be holding special masses in her honour. As the Vatican prepares to declare Mother Teresa a saint on September 4, in the Indian city where she rose to fame, claims of medical negligence and financial mismanagement at her care homes threaten to cloud her legacy. / AFP PHOTO / PUNIT PARANJPEPUNIT PARANJPE/AFP/Getty Images

Indian Christians purchase commemorative postage stamps of Mother Teresa after its release function in Mumbai on September 4, 2016, ahead of the canonisation of Mother Teresa in Rome. Indian Christians are eagerly looking forward to the canonisation of Mother Teresa and churches across the country are holding special masses in her honour. As the Vatican prepares to declare Mother Teresa a saint on September 4, in the Indian city where she rose to fame, claims of medical negligence and financial mismanagement at her care homes threaten to cloud her legacy. / AFP PHOTO / PUNIT PARANJPEPUNIT PARANJPE/AFP/Getty Images