The week's best photojournalism

Native Brazilians sing and dance during the Indigenous Youth Games of Pataxos nation in Santa Cruz de Cabralia, Brazil.

(REUTERS/Roosevelt Cassio)

A chimpanzee screams after escaping from Yagiyama Zoological Park in Sendai, Japan.

(REUTERS/Kyodo)

Lemi Berhanu Hayle of Ethiopia celebrates after winning the Boston Marathon.

(AP Photo/Elise Amendola)

Greek actress Katerina Lehou lights a torch during the dress rehearsal for the Olympic flame lighting ceremony at the site of ancient Olympia in Greece.

(REUTERS/Yannis Behrakis)

A rowing team practices on the Potomac River in Washington, D.C.

(AP Photo/J. David Ake)

Louis Marquez carries his dog through floodwaters in Houston, Texas.

(AP Photo/David J. Phillip)

A Buddhist monk sleeps while other monks and novices gather to receive alms at Wat Phra Dhammakaya temple in Pathum Thani, Thailand.

(REUTERS/Jorge Silva)

Prince William and Catherine, the Duchess of Cambridge, pose in front of the Taj Mahal in Agra, India.

(REUTERS/Money Sharma/Poo)

Wild bluebells form a carpet in the Hallerbos, also known as the "Blue Forest," near Halle, Belgium.

(REUTERS/Yves Herman)

An abandoned breakfast is seen in a tea shop after a suicide bombing at a nearby government building in Kabul, Afghanistan.

(REUTERS/Mohammad Ismail)

Kenya Wildlife Service rangers stack elephant tusks, part of an estimated 105 tons of confiscated ivory to be set ablaze at Nairobi National Park in Kenya.

(REUTERS/Thomas Mukoya)

Prince's star adorns a wall in Minneapolis, Minnesota, where the pop super star often performed.

(AP Photo/Jim Mone)**See last week's best photojournalism**