People vote at a polling station during the Danish general election in Copenhagen, Denmark, June 5, 2019.

U.S. World War II paratrooper veteran Tom Rice, 97 years-old who served with the 101st Airbone, jumps during a commemorative parachute jump over Carentan on the Normandy coast ahead of the 75th D-Day anniversary, France, June 5, 2019.

Soccer Football - UEFA Nations League Semi Final - Portugal v Switzerland - Estadio do Dragao, Porto, Portugal - June 5, 2019 Portugal's Cristiano Ronaldo celebrates scoring their second goal.

NASA commercial crew astronauts Victor Glover, Michael Hopkins, Douglas Hurley and Bob Behnken pose for a portrait at Johnson Space Center in Houston, Texas, U.S., May 21, 2019. Picture taken May 21, 2019.

NASA commercial crew astronauts Michael Hopkins and Victor Glover run through a training session at a replica International Space Station (ISS) at the Johnson Space Center in Houston, Texas, U.S., May 22, 2019.

Robot artist 'Ai-Da' sketches using a pencil attached to her robotic arm, while standing next to a painting based on her computer vision data when run through algorithms developed by computer scientists in Oxford, Britain June 4, 2019.

An upside down car is seen following the tornado in Bocholt, Germany, June 5, 2019 in this picture obtained from social media. Facebook/Bjorn Stumpf/via REUTERS

German soldiers stand next to a cross of La Cambe German war cemetery during a remembrance ceremony in La Cambe in Normandy as France prepares to commemorate the 75th anniversary of the D-Day, France, June 5, 2019.

Brazil's President Jair Bolsonaro rides a jet ski with Goias governor Ronaldo Caiado on Araguaia river as they attend the launch of Project Together for Araguaia in Aragarcas, Goias state, Brazil June 5, 2019. Alan Santos/Brazilian Presidency/Handout via REUTERS.

A U.S. Marines AV-8B Harrier sits on the flight deck of the U.S. Navy amphibious assault ship USS Boxer in the Pacific Ocean May 30, 2019. Picture taken May 30, 2019. U.S. Marine Corps/Lance Cpl. Dalton S. Swanbeck/Handout via REUTERS.

Muslims attend the morning prayers of Eid al-Fitr, marking the end of the holy month of Ramadan, at a mosque in Shanghai, China June 5, 2019.

Demonstrators throw stones towards Indian police during clashes after the Eid al-Fitr prayers in Srinagar, India June 5, 2019.

Paratroopers jump during a commemorative parachute jump over Sannverville in Normandy as France prepares to commemorate the 75th anniversary of the D-Day, France, June 5, 2019.

Cricket - ICC Cricket World Cup - South Africa v India - The Ageas Bowl, Southampton, Britain - June 5, 2019 India's Yuzvendra Chahal during the match.

Democratic 2020 U.S. presidential candidate and former Vice President Joe Biden departs after a campaign stop at Chez Vachon restaurant in Manchester, New Hampshire, U.S., June 5, 2019.

A veteran reacts during the event to commemorate the 75th anniversary of D-Day, in Portsmouth, Britain, June 5, 2019.

U.S. Air Force Captain Andrew “Dojo” Olson performs in a F-35A Lightning II in a demonstration during the Miami Beach Air and Sea Show over Miami Beach, Florida, U.S. May 25, 2019. Picture taken May 25, 2019. U.S. Air Force/Staff Sgt. Jensen Stidham/Handout via REUTERS.

Muslims offer Eid al-Fitr prayers marking the end of the holy fasting month of Ramadan in Howrah, on the outskirts of Kolkata, India, June 5, 2019.

Britain's Queen Elizabeth, U.S. President Donald Trump, First Lady Melania Trump, German Chancellor Angela Merkel and Dutch Prime Minister Mark Rutte, participate in an event to commemorate the 75th anniversary of D-Day, in Portsmouth, Britain, June 5, 2019.

Britain's Prime Minister Theresa May speaks on stage during an event to commemorate the 75th anniversary of D-Day, in Portsmouth, Britain, June 5, 2019. Image used for illustrative purpose.

Image used for illustrative purpose. A Sudanese protester holds a national flag as he stands on a barricade along a street, demanding that the country's Transitional Military Council hand over power to civilians, in Khartoum, Sudan June 5, 2019. REUTERS/Stringer

People visit the graves of their loved ones during the first day of the Muslim holiday of Eid al-Fitr in Raqqa, Syria, June 5, 2019.

Personnel of the National Immigration Institute (INM) detain a migrant during a joint operation by the Mexican government to stop a caravan of Central American migrants on their way to the U.S., at Metapa de Dominguez, in Chiapas state, Mexico June 5, 2019.

Foam is sprayed as a girl smiles during celebrations after Palestinians performed Eid al-Fitr prayers which marks the end of the holy fasting month of Ramadan, on the compound known to Muslims as Noble Sanctuary and to Jews as Temple Mount in Jerusalem's Old City June 5, 2019.

U.S. President Donald Trump's sons Eric and Donald Trump Jr. visit a local pub in Doonbeg village, Ireland June 5, 2019.

Russian President Vladimir Putin and Chinese President Xi Jinping visit the Moscow Zoo, which received a pair of giant pandas from China, in Moscow, Russia June 5, 2019. Sputnik/Alexander Vilf/Kremlin via REUTERS