A new cadet receives a military haircut at the barber shop on campus during Reception Day at the United States Military Academy at West Point, June 27, 2016, in West Point, New York. Reception Day is the day when new cadets report to West Point to begin the process of becoming U.S. Army officers. Upwards of 1,300 cadet candidates for the class of 2020 will report to West Point on Monday. The new cadets will begin six weeks of basic training before Acceptance Day in early August. #

Iranian Shiite Muslims pray as they place the Quran on their heads at the graves of soldiers who were killed during 1980-88 Iran-Iraq War, at the Behesht-e-Zahra cemetery, during the holy fasting month of Ramadan, just outside Tehran, Iran, Monday, June 27, 2016. Iranian Muslims spent the night in prayer and devotion commemorating Laylat Al Qadr, or the Night of Power, which is the anniversary of the night that Muslims believe Prophet Muhammad received the first revelation of the Quran by the angel Gabriel. #

Brexit campaigner and former London mayor Boris Johnson addresses a press conference in central London on June 30, 2016, to announce he will not stand to succeed Prime Minister David Cameron, as had been widely expected after Britain's vote to leave the European Union. #

A member of Iraqi government forces celebrates along a street in Falluja after government forces recaptured the city from Islamic State militants, Iraq, June 27, 2016. #

This picture taken on June 29, 2016, shows herder Zandraagiin Budjav posing for a picture in the Gobi desert near Luusiin. Mongolians went to the polls across their sprawling, sparsely-populated country on June 29 as it struggles to benefit from its vast natural resources amid disputes over foreign investment and slumping demand from neighbouring China. #

Lucas Martin stares at a cup found in the ashes of his fire ravaged home in South Lake, California, Sunday, June 26, 2016. Martin's home was among the more than 200 homes and buildings destroyed by the fire that swept through the area near Lake Isabella, California, At right is Emily Fryer who help Martin sift through the rubble. #

Demonstrators take part in a protest aimed at showing London's solidarity with the European Union following the recent EU referendum in Trafalgar Square, London, Britain, on June 28, 2016. #

From left, Mexican President Enrique Pena Nieto, Canadian Prime Minister Justin Trudeau and U.S. President Barack Obama pose for a group photo with Canada's Parliament Hill in the background during the North American Leaders Summit on June 29, 2016, in Ottawa, Ontario. #

People carry the coffin of suicide attack victim Mohammad Eymen Demirci on June 29, 2016, in Istanbul during his funeral a day after a suicide bombing and gun attack targeted Istanbul's Ataturk airport, killing 41 people. #

An advocate working in the digital services area is seen through a decorative wall at the National Domestic Violence Hotline center's new facility, Monday, June 27, 2016, in Austin, Texas. The center, which handles more than 1,000 calls, chats, and texts per day, has doubled service capacity. #

A Nepalese youth plays in a rice paddy field in Baande village on the outskirts of Kathmandu on June 29, 2016. Farmers in Nepal celebrate National Paddy Day as the annual rice planting season begins. #

Democratic presidential candidate Hillary Clinton, accompanied by Sen. Elizabeth Warren, D-Massachusetts, left, waves after speaking at the Cincinnati Museum Center at Union Terminal in Cincinnati, Monday, June 27, 2016. #

Migrants look out from the Aquarius rescue vessel in the Mediterranean Sea Saturday June 25, 2016, as more than 600 migrants are aboard the ship rescued by SOS Mediterranee and the medical aid group Medecins Sans Frontieres. The organizations cooperate during search and rescue operations for migrants and refugees from boats in distress in the Mediterranean Sea. #

Water is released from the floodgates of the Xiaolangdi dam on the Yellow River near Luoyang, in China's Henan province on June 29, 2016. The floodgates are opened every year in an operation to flush millions of tonnes of silt from the river bed. #

Children are engulfed by foam during the Bubble Show event in Beijing, China, Sunday, June 26, 2016. Thousands of residents enjoy colored foam churned out by machines along a running track at the event designed for children and parents' interaction. #

A man waves both a Union flag and a European flag together on College Green outside The Houses of Parliament at an anti-Brexit protest in central London on June 28, 2016. #

Students play a pick-up game of soccer after classes in a vacated street in Mexico City, Monday, June 27, 2016. Police barricaded the street leading to Mexico's Interior Department before a planned protest by a dissident teachers union striking against plans to overhaul the country's education system which include federally mandated teacher evaluations. #

Former pope Benedict, right, is greeted by Pope Francis during a ceremony to mark his 65th anniversary of ordination to the priesthood at the Vatican, on June 28, 2016. #

Dawn breaks over the World War One statue of “Tommy” on June 29, 2016, in Seaham, England. The statue, created by artist Ray Lonsdale to commemorate the armistice, is officially entitled ELEVEN 'O' ONE, stands 9ft 5in tall, weighs 1.2 tonnes, and is built from corteen steel. It represents a World War One soldier who sits with head bowed reflecting on the horrors of the war in the first minute after peace was declared in 1918. The sculpture is also intended to represent Post Traumatic Stress Disorder which many of the returning soldiers endured. July 1 marks the anniversary of the start of the Battle of the Somme during World War One which was the largest battle of the war on the Western Front with over a million men wounded or killed. It was one of the bloodiest battles in human history. #