Participants stand under a rainbow umbrella as they attend the Belgian lesbian, gay, bisexual and transgender (LGBT) Pride Parade in Brussels, Belgium, May 16, 2015. (Photo by Francois Lenoir/Reuters)

A participant rests during the Belgian lesbian, gay, bisexual and transgender (LGBT) Pride Parade in Brussels, Belgium, May 16, 2015. (Photo by Francois Lenoir/Reuters)

A Dutch participant blows a whistle as he holds a giant rainbow flag during the Belgian lesbian, gay, bisexual and transgender (LGBT) Pride Parade in Brussels, Belgium, May 16, 2015. (Photo by Francois Lenoir/Reuters)

A participant wears a rainbow mask as she attends the Belgian lesbian, gay, bisexual and transgender (LGBT) Pride Parade in Brussels, Belgium, May 16, 2015. (Photo by Francois Lenoir/Reuters)

Yan Zhengming (2nd L), 94, and his wife Zhou Suqing (2nd R), 90, are helped by volunteers to attend their wedding ceremony at their home, on the 70th anniversary of their marriage, in Quxian county of Dazhou, Sichuan province, China, May 15, 2015. The wedding, organized by local charity groups, was a long-time wish of veteran of the World War Two Yan, who married Zhou 70 years ago, but could not afford to have a wedding ceremony, local media reported. (Photo by Reuters/Stringer)

Yan Zhengming (R), 94, and his wife Zhou Suqing (C), 90, attend their wedding ceremony at their home, on the 70th anniversary of their marriage, in Quxian county of Dazhou, Sichuan province, China, May 15, 2015. (Photo by Reuters/Stringer)

Yan Zhengming (L), 94, kisses the hand of his wife Zhou Suqing, 90, during their wedding ceremony at their home, on the 70th anniversary of their marriage, in Quxian county of Dazhou, Sichuan province, China, May 15, 2015. (Photo by Reuters/Stringer)

People take pictures and video as women breastfeed their children during an event to promote breast feeding in Fuzhou, Fujian province, China, May 16, 2015. According to local media, over 80 mothers participated in the event on Saturday. (Photo by Reuters/Stringer)

Women breastfeed their children during an event to promote breast feeding in Fuzhou, Fujian province, China, May 16, 2015. (Photo by Reuters/Stringer)

A man brushes dust off a wooden sculpture of Christ at his home in Montemorelos, Nuevo Leon state, May 15, 2015. The wooden sculpture, 12 metres in length and weighing more than three tons, was built by a family of sculptors, local media reported. The Santiesteban family started making the sculpture in August 2003 and completed the work on December 2014, and it is located in their backyard for visitors to view. (Photo by Daniel Becerril/Reuters)

A man brushes dust off a wooden sculpture of Christ at his home in Montemorelos, Nuevo Leon state, May 15, 2015. (Photo by Daniel Becerril/Reuters)

A man brushes dust off a wooden sculpture of Christ at his home in Montemorelos, Nuevo Leon state, May 15, 2015. (Photo by Daniel Becerril/Reuters)

Carved figures of apostles are seen inside the nails of a wooden sculpture of Christ in Montemorelos, Nuevo Leon state, May 15, 2015. (Photo by Daniel Becerril/Reuters)

Rylee Donovan, dressed as Harley Quinn fist bumps Thomas Spanos as Darth Bane at the Motor City Comic Con at the Suburban Collection Showcase, Friday, May 15, 2015, in Novi, Mich. The three-day pop-culture extravaganza will welcome dozens of celebrities from the worlds of TV, film and beyond as well as thousands of fans. Motor City Comic Con also brings in comic book and multimedia dealers who offer merchandise, including comic books, art, T-shirts and movie memorabilia. (Photo by Carlos Osorio/AP Photo)

An R2-D2 droid tours the Motor City Comic Con at the Suburban Collection Showcase, Friday, May 15, 2015, in Novi, Mich. The three-day pop-culture extravaganza will welcome dozens of celebrities from the worlds of TV, film and beyond as well as thousands of fans. (AP Photo/Carlos Osorio)

Scott Roth, dressed as a Klingon, checks his phone during a break at the Motor City Comic Con at the Suburban Collection Showcase, Friday, May 15, 2015, in Novi, Mich. (Photo by Carlos Osorio/AP Photo)

Chris Holly, right, adjusts the Predator costume of Bryan Varicalli before they attend the Motor City Comic Con at the Suburban Collection Showcase, Friday, May 15, 2015, in Novi, Mich. (Photo by Carlos Osorio/AP Photo)

Cossacks salute during an unveiling ceremony for a bust of Russian President Vladimir Putin which depicts him as a Roman emperor, in Leningrad region, Russia, May 16, 2015. (Photo by Maxim Zmeyev/Reuters)

Cossacks stand behind a bust of Russian President Vladimir Putin which depicts him as a Roman emperor, during its unveiling ceremony in Leningrad region, Russia, May 16, 2015. (Photo by Maxim Zmeyev/Reuters)

Cossacks stand next to a bust of Russian President Vladimir Putin which depicts him as a Roman emperor, during its unveiling ceremony in Leningrad region, Russia, May 16, 2015. (Photo by Maxim Zmeyev/Reuters)

Leader of Orthodox Cossack Union “Irbis” Andrei Polyakov stands next to a bust of Russian President Vladimir Putin which depicts him as a Roman emperor, during its unveiling ceremony in Leningrad region, Russia, May 16, 2015. (Photo by Maxim Zmeyev/Reuters)

Russian musician Stas Baretsky bows during the inauguration of a sculpture of Russia's President Vladimir Putin in the village of Agalatovo about 30 km from Saint Petersburg on May 16, 2015. The bust depicting Vladimir Putin embodies the image of a Roman Emperor. (Photo by Olga Maltseva/AFP Photo)

Students from the Siberian Federal University team squeeze into a car during a local competition and attempt for a Guinness Book of World Records for the most number of people in a car in Krasnoyarsk, Russia, May 16. 2015. The three best teams from Krasnoyarsk took part in the final competition and surpassed the certificated record of 40 persons, according to organizers. (Photo by Ilya Naymushin/Reuters)

Students from the Siberian State Aerospace University team squeeze into a car during a local competition and attempt for a Guinness Book of World Records for the most number of people in a car in Krasnoyarsk, Russia, May 16. 2015. (Photo by Ilya Naymushin/Reuters)

Students from the Siberian State Technological University team squeeze into a car during a local competition and attempt for a Guinness Book of World Records for the most number of people in a car in Krasnoyarsk, Russia, May 16. 2015. (Photo by Ilya Naymushin/Reuters)

Students from the Siberian State Technological University team squeeze into a car during a local competition and attempt for a Guinness Book of World Records for the most number of people in a car in Krasnoyarsk, Russia, May 16. 2015. (Photo by Ilya Naymushin/Reuters)

Students from the Siberian State Technological University team squeeze into a car during a local competition and attempt for a Guinness Book of World Records for the most number of people in a car in Krasnoyarsk, Russia, May 16, 2015. (Photo by Ilya Naymushin/Reuters)