Britain's Prime Minister Theresa May arrives for a family photo during the European Union leaders informal summit in Salzburg, Austria, September 20, 2018.

U.S. President Donald Trump departs the White House, to travel to Nevada for a campaign rally, in Washington, U.S., September 20, 2018.

A male deer stands in a field in Republican landscape reserve "Nalibotsky" near the village of Kozliki, Belarus September 20, 2018.

A guest is seen outside the Prada show during Milan Fashion Week Spring 2019 in Milan, Italy, September 20, 2018. REUTERS/Stefano Rellandini

Enis Berberoglu, the first lawmaker from the main opposition Republican People's Party (CHP) to be jailed amid government purges following a failed military coup in 2016, hugs his wife Oya Berberoglu after being released from the prison in Silivri near Istanbul, Turkey, September 20, 2018.

#KremlinAnnex protesters spell out the word "AMORAL" on the 66th consecutive day of their protest outside the White House in Washington, U.S., September 19, 2018.

Vietnamese soldiers stand guard outside a morgue, where the body of Vietnam's President Tran Dai Quang is believed to be kept, at the National Military Hospital 108 in Hanoi, Vietnam September 21, 2018.

Young visitors stand in front of jellyfish at Chimelong Ocean Kingdom in Zhuhai, China September 4, 2018. Picture taken September 4, 2018.

South Korean President Moon Jae-in makes a toast with North Korean leader Kim Jong Un during a luncheon at Samjiyon Guesthouse in Ryanggang province, North Korea, September 20, 2018.

Nigel Farage passes a European Union flag as he rides a bus while campaigning against Britain's Prime Minister Theresa May's Chequers Brexit plan, in central London, Britain, September 20, 2018.

South Korean President Moon Jae-in and North Korean leader Kim Jong Un pose for photographs on the top of Mt. Paektu, North Korea September 20, 2018.

A transgender woman waits backstage to perform during an event to raise funds for their community in Mumbai, India, September 20, 2018.

A man reacts during a moment of silence at the "Hambacher Forst" in Hambach near Cologne, Germany, September 20, 2018.

Workers including children work at a dockyard in Dhaka, Bangladesh, September 20, 2018.

An ultra-Orthodox Jewish man checks an etrog, a citrus fruit used in rituals during the Jewish holiday of Sukkot, at a market in Jerusalem's Mea Shearim neighbourhood, Jerusalem September 20, 2018.

An aerial view of Hla Phoe Khaung transit camp for Rohingya who decide to return back from Bangladesh, is seen in Maungdaw, Rakhine state, Myanmar, September 20, 2018.

South Korean President Moon Jae-in and North Korean leader Kim Jong Un pose for photographs on the top of Mt. Paektu, North Korea September 20, 2018.