Balazs Mohai / MTI via AP
A pilgrim in traditional folk costume watches other pilgrims marching to attend a Mass during the traditional Roman Catholic Pentecostal festival in Sumuleu, Romania. The pilgrimage dates to 1567.
Felipe Dana / AP
Men compete in the 100-meter sprint during a test event at the Rio Olympic Stadium in Rio de Janeiro. The track and field test event is the last of more than 40 tests events ahead of the Rio Olympics in August.
Khalil Ashawi / Reuters
Children attend a war-safety awareness class in the rebel-controlled area of Maaret al-Numan, Syria.
An Iraqi boy walks past blood stains at a cafe in Balad, north of Baghdad, that was popular with local fans of Spain's Real Madrid football club a day after a deadly raid claimed by ISIS militants. At least 16 people were killed and 30 wounded, including several members of the security forces, in the attack and the ensuing chase, officials said.
The attack came on the heels of a two-day wave of bombings in Baghdad that killed nearly 100 people — attacks that have also been claimed by ISIS.
Ahmad Al-Rubaye / AFP - Getty Images
A car lays overturned after a mass brawl at the Khovanskoye cemetery in Moscow on May 14.
Three people were killed and two dozen injured at Moscow's largest cemetery on Saturday in a brawl between ethnic groups, and witnesses said the battle was for control over the lucrative businesses of providing burial services.
Vladimir Velengurin / EPA
WILL OLIVER / Pool via EPA
A child looks on as British Prime Minister David Cameron speaks to supporters of the "Stronger In" campaign in Witney, England. The campaign is urging Britons to vote to stay in the European Union in an upcoming referendum.
Guy Bell / REX/Shutterstock
Participants in the "Tweed Run" arrive for a lunch break at London's Hyde Park on May 14. Now in its 8th year, the ride requires participants to dress in their best tweed cycling attire.
Mark R. Cristino / EPA
Filipino graphic artist and barista Zach Yonzon applies finishing touches to the face of Philippine President-elect Rodrigo Duterte on a coffee latte called "Latte Duterte" inside his cafe and cake studio in Quezon city, northeast of Manila on May 14. Duterte won this week's election on a campaign of crushing crime, corruption and drug abuse.
President Barack Obama and first lady Michelle Obama wait for Nordic leaders to arrive for a state dinner at the White House on May 13.
The Week in Pictures: May 5 - 12
Friday in Pictures: May 13
Nicholas Kamm / AFP - Getty Images