Chinese President Xi Jinping and North Korean leader Kim Jong Un talk during Xi's visit in Pyongyang, North Korea in this picture released by by North Korea's Korean Central News Agency (KCNA) on June 21, 2019. KCNA via REUTERS.

Democratic candidate for president, former Vice President Joe Biden, tells the audience to vote as he leaves the stage after participating in We Decide: 2020 Election Membership Forum, an event put on by Planned Parenthood in the University of South Carolina's Alumni Center in Columbia, South Carolina, U.S., June 22, 2019. Image used for illustrative purpose.

A member of Russia's National Guard watches protesters during a rally demanding to free all political prisoners and those arrested on trumped up charges, in Moscow, Russia June 23, 2019.

Marks from thrown eggs and anti-extradition graffiti is seen on the walls of the Hong Kong Police headquarters in Hong Kong, China June 22, 2019.

U.S. President Donald Trump speaks to the media as he departs for Camp David from the White House in Washington, U.S., June 22, 2019.

Teddy Bonnet poses prior to the competition during the French 2019 Beards Championship in Paris, France, June 22, 2019.

Sudanese people walk through a bazaar in Khartoum, Sudan, June 21, 2019.

Activists from the group Extinction Rebellion block traffic on 8th Avenue in front of the New York Times building and the Port Authority Bus Terminal near Times Square in the Manhattan borough of New York City, U.S., June 22, 2019.

Soccer Football - Copa America Brazil 2019 - Group B - Qatar v Argentina - Arena Do Gremio, Porto Alegre, Brazil - June 23, 2019 Argentina's Lionel Messi reacts.

Soccer Football - Africa Cup of Nations 2019 - Group B - Guinea v Madagascar - Alexandria Stadium, Alexandria, Egypt - June 22, 2019 Madagascar's Romain Metanire, Ima Andriatsima and team mates celebrate their first goal.

A young girl from Nicaragua reacts as a member of Mexico's National Guard looks at papers after detaining her, her mother and another woman, while trying to cross illegally the border between the U.S. and Mexico, in Ciudad Juarez, Mexico June 21, 2019.

Soccer Football - Copa America Brazil 2019 - Group C - Ecuador v Chile - Arena Fonte Nova, Salvador, Brazil - June 21, 2019 General view of fans before the match.

Seated in front of a portrait, White House senior adviser Jared Kushner is interviewed by Reuters at the Eisenhower Executive Office Building in Washington, U.S., June 20, 2019.

Boris Johnson, a leadership candidate for Britain's Conservative Party, drinks water as he attends a hustings event in Birmingham, Britain, June 22, 2019.

A supporter of Lieutenant General Mohamed Hamdan Dagalo, deputy head of the military council and head of paramilitary Rapid Support Forces (RSF), attaches a Sudanese national flag to the head of his camel during a meeting in Aprag village, 60 kilometers away from Khartoum, Sudan, June 22, 2019.

A model presents a creation by designer Olivier Rousteing as part of his Spring/Summer 2020 collection show for fashion house Balmain during Men's Fashion Week in Paris, France, June 21, 2019.

A Haitian migrant bathes in a park in Tapachula, Mexico, May 14, 2019. Picture taken May 14, 2019.

Supporters attend a rally of Ekrem Imamoglu, mayoral candidate of the main opposition Republican People's Party (CHP), in Beylikduzu district, in Istanbul, Turkey, June 23, 2019.

Protester attends a rally against a Russian lawmaker's visit near the parliament building in Tbilisi, Georgia June 22, 2019.

Migrants are seen outside an immigration centre on the southern Sycilian island of Lampedusa, Italy, June 23, 2019.

Singer Mick Jagger performs during the kick-off show of the Rolling Stones' "No Filter" tour at Soldier Field in Chicago, Illinois, U.S.June 21, 2019.

An Antony Gormley statue with an underwear on it stands in the Water of Leith Stockbridge, Edinburgh, Scotland, Britain June 22, 2019.

North Korean leader Kim Jong Un reads a letter from U.S. President Donald Trump, in Pyongyang, North Korea in this picture released by North Korea's Korean Central News Agency (KCNA) on June 22, 2019. KCNA via REUTERS.

Soccer Football - Women's World Cup - Round of 16 - Norway v Australia - Allianz Riviera, Nice, France - June 22, 2019. Norway players celebrate after winning the match.

Tennis - ATP 500 - Halle Open - Gerry Weber Stadion, Halle, Germany - June 23, 2019 Switzerland's Roger Federer celebrates winning the final against Belgium's David Goffin with the trophy.

Soccer Football - Women's World Cup - Round of 16 - England v Cameroon - Stade du Hainaut, Valenciennes, France - June 23, 2019 Cameroon's Gabrielle Aboudi Onguene reacts at England's Lucy Bronze as referee Qin Liang looks on.

France's BMX team put on a show at Place de la Concorde, which has been turned into a giant Olympic park ahead of the Paris 2024 Olympics, in Paris, France June 23, 2019.

2019 European Games - Opening Ceremony - Dinamo Stadium, Minsk, Belarus - June 21, 2019.General view of the entertainment during the opening ceremony.

Soccer Football - Women's World Cup - Round of 16 - France v Brazil - Stade Oceane, Le Havre, France - June 23, 2019 France's Griedge Mbock Bathy in action.

Environmental activists block the railways as they protest against the climate change near Garzweiler open cast brown coal mine near Rommerskirchen, Germany June 22, 2019.