Kateryna Kozlova of Ukraine hits a return against Zhang Shuai of China during their women's singles quarter-final match at the WTA Guangzhou Open tennis tournament in Guangzhou, southern China's Guangdong province on September 21, 2017. China OUT / AFP / STR

Plain-clothes policemen arrest a man during a demonstration against the government's labour reforms in Nantes, France, September 21, 2017. REUTERS/Stephane Mahe TPX IMAGES OF THE DAY

TOPSHOT - This undated picture released from North Korea's official Korean Central News Agency (KCNA) on September 21, 2017 shows North Korean leader Kim Jong-Un visiting a fruit farm at Kwail-up County, South Hwanghae Province. - South Korea OUT / REPUBLIC OF KOREA OUT ---EDITORS NOTE--- RESTRICTED TO EDITORIAL USE - MANDATORY CREDIT "AFP PHOTO/KCNA VIA KNS" - NO MARKETING NO ADVERTISING CAMPAIGNS - DISTRIBUTED AS A SERVICE TO CLIENTS THIS PICTURE WAS MADE AVAILABLE BY A THIRD PARTY. AFP CAN NOT INDEPENDENTLY VERIFY THE AUTHENTICITY, LOCATION, DATE AND CONTENT OF THIS IMAGE. THIS PHOTO IS DISTRIBUTED EXACTLY AS RECEIVED BY AFP. / AFP / KCNA VIS KNS / STR / REPUBLIC OF KOREA OUT ---EDITORS NOTE--- RESTRICTED TO EDITORIAL USE - MANDATORY CREDIT "AFP PHOTO/KCNA VIA KNS" - NO MARKETING NO ADVERTISING CAMPAIGNS - DISTRIBUTED AS A SERVICE TO CLIENTS THIS PICTURE WAS MADE AVAILABLE BY A THIRD PARTY. AFP CAN NOT INDEPENDENTLY VERIFY THE AUTHENTICITY, LOCATION, DATE AND CONTENT OF THIS IMAGE. THIS PHOTO IS DISTRIBUTED EXACTLY AS RECEIVED BY AFP.

A man rides a motorbike on a flooded street in Punta Cana, Dominican Republic, September 21, 2017. REUTERS/Ricardo Rojas TPX IMAGES OF THE DAY

Players of the Los Angeles Kings, and the Vancouver Canucks fight for the puck during the NHL China preseason hockey game at Mercedes-Benz Arena in Shanghai, China, Thursday, Sept. 21 , 2017. (AP Photo)

Protesters burn a cube effigy with a face of President Rodrigo Duterte during a National Day of Protest outside the presidential palace in metro Manila, Philippines September 21, 2017. REUTERS/Romeo Ranoco TPX IMAGES OF THE DAY

Rohingya refugees react as aid is distributed in Cox's Bazar, Bangladesh, September 21, 2017. REUTERS/Cathal McNaughton TPX IMAGES OF THE DAY

Support beams are placed on a crumbling wall of a room during the search for students at the Enrique Rebsamen school after an earthquake in Mexico City, Mexico, September 21, 2017. REUTERS/Daniel Becerril TPX IMAGES OF THE DAY

Tourists from Russia and United Kingdom bathe in mud in the Mediterranean resort town of Dalyan, Mugla province, Turkey, September 21, 2017. REUTERS/Murad Sezer TPX IMAGES OF THE DAY

Visitors try Konami's Love Plus Every game at Tokyo Game Show 2017 in Chiba, east of Tokyo, Japan, September 21, 2017. REUTERS/Kim Kyung-Hoon TPX IMAGES OF THE DAY

AMR01 AMRITSAR (INDIA), 21/09/2017.- Un religioso sij, practicante de la Gatka, un arte marcial milenario, intenta golpear con los ojos cerrados numerosas sandÌas que rodean a un compaÒero en un intento por lograr un nuevo rÈcord mundial en Amritsar (India) hoy, 21 de septiembre del 2017. La Gatka es un arte marcial milenario que se practica de manera tradicional entre los sijes. EFE/RAMINDER PAL SINGH

TOPSHOT - Students of Makerere University clash with police officers during a protest against the official procedure to scrap a presidential age limit from the constitution in Kampala on September 21, 2017. Ugandan police have banned a protest set for today when lawmakers debate plans to scrap a presidential age limit, seen as a bid to pave the way for Yoweri Museveni to seek a sixth term as leader. A ruling party lawmaker is expected to put forward a bill to amend a constitutional provision that states the president must be between 35 and 75 years old. / AFP / Isaac Kasamani

A man lifts weights at the Roopa sports club in Islamabad, Pakistan September 21, 2017. REUTERS/Caren Firouz TPX IMAGES OF THE DAY

Amal Clooney listens to remarks at a security council meeting at U.N. headquarters during the United Nations General Assembly in New York City, U.S. September 21, 2017. REUTERS/Stephanie Keith

A rescuer with a sniffer dog searches for survivors in a flattened building in Mexico City on September 21, 2017 two days after a strong quake hit central Mexico. A powerful 7.1 earthquake shook Mexico City on Tuesday, causing panic among the megalopolis' 20 million inhabitants on the 32nd anniversary of a devastating 1985 quake. / AFP / Yuri CORTEZ