Catholic faithful from Belarus and neighboring countries carry candles during an annual religious festival marking the miracle-working icon known as the Mother of God of Budslav in the Belarus village of Budslav on Friday. Sergei Grits/AP
A supporter of Netherlands poses for a photo before the World Cup quarterfinal soccer match between the Netherlands and Brazil at Nelson Mandela Bay Stadium in Port Elizabeth, South Africa, on Friday. Frank Augstein/AP
An exhausted oil-covered brown pelican tries to climb over an oil-containment boom along Queen Bess Island Pelican Rookery near Grand Isle, La. Sean Gardner/Reuters
Silvano Mulas (l.) of Selva parish leads the pack of horses to win the Palio race in Siena, Italy, on Friday. Every year on July 2 and August 16, 10 riders compete bareback around Siena's shell-shaped central square in a bid to win the Palio, a silk banner depicting the Madonna and child. Marco Bucco/Reuters
A boat drags its boom material, used in the oil spill cleanup efforts, as it makes its way with another boat across Barataria Bay, La., on Friday. Gregory Bull/AP
Sailors maneuver a yacht during the Blue Ribbon Regatta race around Lake Balaton near Balatonfured, Hungary, on Friday. Yachts sail the entire length of the lake in this traditional annual race, which has been held since the 1930s. Laszlo Balogh/Reuters
Newly sworn-in German President Christian Wulff (l.) and his wife Bettina attends the summer reception at the presidential residence Bellevue palace in Berlin on Friday. Fabrizio Bensch/Reuters
A police dog runs down steps during trials at the Regional Police Cynologist Center of Russia's Siberian city of Krasnoyarsk on Friday. Ilya Naymushin/Reuters
A member of La Machine performs during a rehearsal of their show 'La Symphonie Mecanique' at the La Laboral theater in Gijon on Thursday. La Machine was born in the early 1990s as a result of the collaboration between artists, engineers, decorators, technicians, mechanics, craftsmen, and musicians. Eloy Alonso/Reuters
A girl avoids puddles of oil on the beach in Gulf Shores, Ala., on Friday. Dave Martin/AP
Netherlands Wesley Sneijder (10), scores a goal during the World Cup quarterfinal soccer match between the Netherlands and Brazil at Nelson Mandela Bay Stadium in Port Elizabeth, South Africa, on Friday. Roberto Candia/AP
Ghanian fans pose for a photo before the World Cup quarterfinal soccer match between Uruguay and Ghana at Soccer City in Johannesburg, South Africa, on Friday. Eugene Hoshiko/AP
The World Health Organization officials say it could be six to nine months before medical science proves - or disproves - any connection between Zika and rise in birth defects in Brazil.
ByJamey Keaten and Maria Cheng, Associated Press
The World Health Organization (WHO) declared an international emergency on Monday in response to the spread of the mosquito-borne Zika virus, which may be linked to birth defects in the Americas, saying it is an "extraordinary event."