22 Of The Most Powerful Photos Of This Week

The sun rises at the Martin Luther King Jr. Memorial on the 50th anniversary of King's assassination on April 4, in Washington, DC.

This is the sidewalk where New York police officers shot and killed Saheed Vassell in the Crown Heights section of Brooklyn, New York, on April 4. Vassell was an unarmed black man who pointed a metal pipe at the officers, who responded to the scene following emergency calls reporting he had a firearm.

During a news conference on March 30 in Sacramento, California, pathologist Dr. Bennet Omalu points to details on a diagram showing the gunshot wounds he found on the body of Stephon Clark, who was shot by Sacramento police.

Hundreds rally for a march to the 71st Precinct on April 5 to protest the fatal police shooting of Saheed Vassell in Crown Heights, Brooklyn.

Police officers and crime scene tape at YouTube headquarters in San Bruno, California, following an active shooter situation on April 3.

Alex van der Zwaan leaves Federal District Court on April 3 in Washington, DC, after a federal judge sentenced him to 30 days in prison for lying to the federal agents as part of special counsel Robert Mueller's investigation into Russian interference during the 2016 presidential election.

Teachers from across Kentucky gather outside the state capitol to rally for increased funding and to protest changes to their state-funded pension system on April 2 in Frankfort, Kentucky.

President Donald Trump, joined by the Easter Bunny, speaks from the Truman Balcony of the White House in Washington, DC, during the annual White House Easter Egg Roll on April 2.

Actor James Burke-Dunsmore plays Jesus during a performance of The Passion of Jesus at Trafalgar Square in London on March 30.

Penitents from the La Real Cofradia del Santo Entierro de Zamora brotherhood take part in a procession on March 30 in Zamora, Spain. The Holy Week celebrations in Zamora are steeped in history, faith and culture, and date back to the 13th century. They remain practically unchanged since that time.

During a protest in Figures, Spain, on April 5, people wear white masks in support of Catalonian politicians jailed on charges of sedition and condemning the arrest of Catalonia's former president Carles Puigdemont.

Police detain a student demonstrator during a protest demanding education reform from Chilean President Sebastián Piñera's government, in Santiago, Chile, on April 5.

Palestinian protesters use a reflective mirror to divert the attention of members of the Israeli forces during a tent city protest at the Israel–Gaza border on April 2.

A worker holds the body of an unborn baby whose mother was killed by an airstrike in Hodeida, Yemen, on April 2.

A boy says goodbye to a friend through the windshield of a bus that will carry him to Mexico City from the sports club where a group of Central Americans traveling with the annual Stations of the Cross caravan had been camping out in Matías Romero, Mexico, on April 5.

Children huddle together on a soccer field, at the sports club where the Stations of the Cross caravan is camped out in Matías Romero April 4.

Young refugees from the Democratic Republic of Congo wait to be processed at the Kagoma reception center on April 3 in Kyangwali, Uganda. More than 65,000 people have arrived in Uganda from the Democratic Republic of Congo since the beginning of 2018 as they escape violence in the Ituri Province.

Graffiti artists pay tribute to Stephen Hawking on a bridge in his home city of Cambridge, England, on April 4.

A photograph of the late South African anti-apartheid campaigner Winnie Madikizela-Mandela, ex-wife of former South African president Nelson Mandela, before a candlelight vigil in Durban, where South Africans gathered to pay respect to the activist on April 2.

Loyola's Sister Jean Dolores-Schmidt arrives at a news conference for the Final Four NCAA college basketball tournament on March 30 in San Antonio, Texas.

A large, pink, phallic-shaped mikoshi is paraded through the streets during Kanamara Matsuri (Festival of the Steel Phallus) on April 1 in Kawasaki, Japan.

A girl sits near the border fence on the beach at the US–Mexico border on April 5 in Tijuana, Mexico.