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Pope Francis gives his thumbs up as he leaves after his weekly general audience in St. Peter's Square at the Vatican, Wednesday, June 1, 2016. (AP Pho...

Pope Francis leaves after his weekly general audience in St. Peter's Square at the Vatican, Wednesday, June 1, 2016. (AP Photo/Alessandra Tarantino)

Pope Francis leaves after his weekly general audience in St. Peter's Square at the Vatican, Wednesday, June 1, 2016. (AP Photo/Alessandra Tarantino)

A child works outside at a local snack shop in Lucknow, India, Wednesday, June 1, 2016. A global slavery index puts India at the top of the list with...

The first train drives out of the tunnel's North portal on the opening day of the Gotthard rail tunnell near Erstfeld, Switzerland, Wednesday, June 1,...

The first train drives out of the tunnel's North portal on the opening day of the Gotthard rail tunnel, l near Erstfeld, Switzerland, Wednesday, June...

The VIP's train enters the northern portal of the Gotthard Base Tunnel during its inauguration, in Erstfeld, Canton of Uri, Switzerland, Wednesday, Ju...

Soldiers of the Basra regiment of Iraqi counterterrorism forces take combat position during fight at the Nuaimiya neighborhood of Fallujah, Iraq, Wedn...

A young girl waits for cars to stop at the traffic light to sell flowers to commuters at a busy cross road in New Delhi, India, Wednesday, June 1, 201...

Pope Francis greets Argentine author Veronica Cantero Burroni during the weekly general audience at the Vatican, Wednesday, June 1, 2016. Veronica Can...

Pope Francis greets Argentine author Veronica Cantero Burroni during the weekly general audience at the Vatican, Wednesday, June 1, 2016. Veronica Ca...

Migrants' tents are set up in a new makeshift camp along the storm-hit cliffs near the port of Dieppe, northern France, Wednesday, June 1, 2016. A gro...

An opposition supporter wears a white mask as he and others attend a rally for opposition leader Raila Odinga to commemorate Madaraka Day, when Kenya...

Iraqi counterterrorism forces face off with Islamic State militants in the Nuaimiya neighborhood of Fallujah, Iraq, Wednesday, June 1, 2016. Iraqi for...

An honor guards stands at the Tomb of Unknown Soldier in front of the Kremlin wall in Moscow, Russia, Wednesday, June 1, 2016. (AP Photo/Alexander Ze...

A police helicopter flies past a burned-out house in Fort McMurray Canada, on Wednesday, June 1, 2016. Residents started to return to the fire-damaged...

Somali men carry a wounded civilian who was injured in a bomb attack on an hotel in Mogadishu, Somalia Wednesday, June 1, 2016. The attack took place...

A soldier with Iraqi counterterrorism forces fights against Islamic State militants in the Nuaimiya neighborhood of Fallujah, Iraq, Wednesday, June 1,...

In this Sunday, May 29, 2016 photo, fighters take a selfie while firing artillery during fight against Islamic State militants in Fallujah, Iraq. Iraq...

People are escorted by emergency personnel away from the scene of a fatal shooting at the University of California, Los Angeles, Wednesday, June 1, 20...

Minneapolis NAACP President Nekima Levy-Pounds speaks against police brutality during a press conference following U.S. Attorney Andrew Luger's announ...

President Barack gestures while speaking at Concord Community High School in Elkhart, Ind. Wednesday, June 1, 2016. (AP Photo/Pablo Martinez Monsivais...

Asa Goodwillie, of Watertown, Mass., who is transgender, protests outside the Statehouse in Boston, Wednesday, June 1, 2016. The Massachusetts House i...

Andrew Beckwith, president of Massachusetts Family Institute, hands his business card to members of Governor Baker's staff, who block the door to his...

Firefighters respond following an explosion in a scrap pile at All Metals Recycling in Madison, Wis., Wednesday, June 1, 2016. The recycling plant is...

Comedian Steve Harvey gives high-fives to the participants of a friendly game of Family Feud during the Wal-Mart U.S. Associates' Meeting, Wednesday J...

Orange lighting illuminates the Empire State Building in recognition of Gun Violence Awareness Month, Wednesday, June 1, 2016, in New York. (AP Photo/...

Republican presidential candidate Donald Trump addresses supporters at a rally held at the Sacramento International Jet Center, Wednesday, June 1, 201...

A firefighter walks to a house involved in a three alarm fire on N. Coolwater Avenue on Wednesday, June 1, 2016, in Boise, Idaho. Boise firefighters w...

Democratic presidential hopeful Hilla?ry Clint?on with Jon Bon Jovi during a campaign event in the Golden Dome Athletic Center at Rutgers University i...

People listen to a guest speaker as they wait for the arrival of Republican presidential candidate Donald Trump in an airplane hanger at the Sacrament...

This Wednesday, June 1, 2016, photo shows Skittles, in New York. The Associated Press takes a look at how candy, cookie and soda makers are shaping nu...

Water surrounds homes in the Horseshoe Bend area of Texas on the banks of the Brazos River, Wednesday, June 1, 2016. Residents of some rural southeast...

Dilma Rousseff, Brazil's first female president, at the Palacio da Alvorada, where she is allowed to stay while the fight to oust her once and for all...

Dilma Rousseff, Brazil's first female president, at the Palacio da Alvorada, where she is allowed to stay while the fight to oust her once and for all...

Dilma Rouseff, Brazil's first female president, at the Palacio da Alvorada, where she is allowed to stay while the fight to oust her once and for all...

Dilma Rousseff, Brazil's first female president, at the Palacio da Alvorada, where she is allowed to stay while the fight to oust her once and for all...

Dilma Rousseff, Brazil's first female president, at the Palacio da Alvorada, where she is allowed to stay while the fight to oust her once and for all...

Dilma Rousseff, Brazil's first female president, at the Palacio da Alvorada, where she is allowed to stay while the fight to oust her once and for all...

Dilma Rousseff, Brazil's first female president, at the Palacio da Alvorada, where she is allowed to stay while the fight to oust her once and for all...

Dilma Rousseff, Brazil's first female president, at the Palacio da Alvorada, where she is allowed to stay while the fight to oust her once and for all...

Dilma Rousseff, Brazil's first female president, at the Palacio da Alvorada, where she is allowed to stay while the fight to oust her once and for all...

In this June 1, 2016 photo, a skeleton hangs inside a classroom used to teach evolution, locked up to keep teaching material from getting stolen, at a...

In this June 1, 2016 photo, a student sits on a teacher's desk inside what was once a classroom, where doors lay on the floor as well as urine, at a p...

Passengers walk on a platform at the Gare de Lyon railway station on June 1, 2016 in Paris, at the start of a strike by employees of French state-owne...

Pope Francis greets the crowd as he arrives for his weekly general audience at St Peter's square on June 1, 2016 at the Vatican. AFP PHOTO / ANDREAS...

Pope Francis greets the crowd as he arrives for his weekly general audience at St Peter's square on June 1, 2016 at the Vatican. AFP PHOTO / ANDREAS...

EU Council President Donald Tusk (R) welcomes Slovakian Prime Minister Robert Fico prior to their meeting at the EU headquarters in Brussels on June 1...

EU Council President Donald Tusk (R) welcomes Slovakian Prime Minister Robert Fico prior to their meeting at the EU headquarters in Brussels on June 1...

EU Council President Donald Tusk (R) shakes hands with Slovakian Prime Minister Robert Fico prior to their meeting at the EU headquarters in Brussels...