21 Of The Most Powerful Photos Of This Week

Flames burn through the roof of the Notre Dame Cathedral in Paris on April 15.

Fallen debris from the burnt-out roof near the high altar inside Notre Dame Cathedral on April 16.

US Attorney General William Barr, flanked by Deputy US Attorney General Rod Rosenstein, speaks at a news conference to discuss special counsel Robert Mueller’s report on Russian interference in the 2016 presidential race in Washington, DC, on April 18.

Special counsel Robert Mueller’s redacted report on Russian interference in the 2016 presidential election as released on April 18.

President Donald Trump stands near a portrait of George Washington at a Wounded Warrior Project Soldier Ride event in the East Room of the White House on April 18.

Mayor Pete Buttigieg and his husband Chasten Buttigieg embrace as they attend a rally to announce Pete Buttigieg’s 2020 Democratic presidential candidacy in South Bend, Indiana, on April 14.

Swedish environmental activist Greta Thunberg arrives to deliver a speech during a meeting with the environment committee of the European Parliament in Strasbourg, France, on April 16.

Police officers detain a climate change activist at Waterloo Bridge during the Extinction Rebellion protest in London on April 16.

A Samburu woman holds a protest sign during the Global March for Elephants and Rhinos, and other endangered species, to raise awareness and demand governments take action to stop poaching in Nairobi on April 13.

Hooded Catholic faithful representing Roman soldiers, known as “Farricocos,” carry flaming torches during the annual Fogaréu Holy Week procession in Goiás, Brazil, on April 18.

Hindu devotees celebrate the Lal Kach festival in Munshiganj, Bangladesh, on April 13.

A Sudanese protester flashes a victory sign outside the army complex in the capital Khartoum on April 18. Crowds converged Thursday in the Sudanese capital to mark one week since the army ousted president Omar al-Bashir.

A woman with a triangle emblem on her armband bearing a “P” for Poland throws a rose into a lake during an event to commemorate the 74th anniversary of the Ravensbrück Nazi concentration camp liberation, on April 14, in Ravensbrück, Germany.

French national police dog Eros onstage before receiving the National Hero Dog Award as Best Sniffer Dog in Paris on April 18.

Maria Elena Haro (left) from Mexico takes the oath to be a United States citizen during a naturalization ceremony in El Paso, Texas, on April 18.

A transparent cup containing what Israeli scientists from Tel Aviv University say is the world’s first 3D-printed, vascularized engineered heart, is shown during a demonstration on April 15.

Tiger Woods reacts as he wins the Masters golf tournament on April 14, in Augusta, Georgia.

Sumo wrestlers perform during the Honozumo, a ceremonial sumo tournament at the Yasukuni Shrine precincts in Tokyo, on April 15.

Festivalgoers walk past art installations during the first weekend of the Coachella Valley Music and Arts Festival in Indio, California, on April 12.

Spectators watch as booster rocket engines approach landing pads after a SpaceX Falcon Heavy rocket lifted off from the Kennedy Space Center in Cape Canaveral, Florida, on April 11.

Sand whipped up by wind shrouds the C-Space Project Mars simulation base in the Gobi Desert outside Jinchang, China, on April 18.