Migrants play soccer at makeshift camp in Via Cupa (Gloomy Street) in downtown Rome, Italy, August 2, 2016. Italy is taking in thousands of boat migrants every week for a third year in a row, and friction is common between them and those who live along the path many take on their journey towards northern Europe. (Photo by Max Rossi/Reuters)

The Belgian photographer Anton Kusters spent two years photographing the Yakuza, Japan’s most notorious gang. He returned with some amazing images that he made into a book called “Odo Yakuza Tokyo”. (Odo means “the way of the cherry blossom” and is the credo of the Yakuza family he followed. Photo: An erotic danser picks up fake 2-dollar bills during a private dance with a Yakuza customer in a strip tease bar in Kabukicho, a bar which is controlled by the ODO family – 2010. (Photo and caption by Anton Kusters)

A destroyed T-72 tank, which presumably came from Russia, is seen on a battlefield near separatist-controlled Starobesheve, eastern Ukraine, October 2, 2014. The burnt-out remains of dozens of tanks and armoured vehicles in fields near the small village of Horbatenko bear witness to the ferocity of a battle that turned the tide of the conflict in eastern Ukraine. Among the debris, Reuters found the blackened carcasses of what military experts have since identified as two Russian army tanks, supporting statements by Kiev and the West that the rebels were backed by troops and equipment sent by Moscow. (Photo by Maria Tsvetkova/Reuters)

Armin Bielefeldt of the U.S. poses with his beard art work before the Beard World Championship 2013 in Leinfelden-Echterdingen near Stuttgart November 2, 2013. Bielefeldt needs more than 6 hours for his art work. More than 300 people from around the world compete in different moustache and beard categories. (Photo by Michaela Rehle/Reuters)

Snakes are collected and rolled before putting into the oven on March 2, 2014 in the village of Kertasura, Cirebon, Indonesia. At slaughter house snake skins measuring in the hundreds of metres, are sold to bag factories in the West and Central Java provinces on a monthly basis. From snake skin was manufactured into bags, shoes, wallets and belts. The price of a bag made from snake skin costs between 150,000 rupiah ($15 USD) and 300,000 rupiah ($30 USD), depending on its size. When snake skins reach Western fashion houses their price can increase dramatically and sell for up to $4,000 USD. (Photo by Nurcholis Anhari Lubis/Getty Images)

“The scientists behind NASA's $2.5 billion Curiosity rover mission on Mars on Tuesday explained the nature of a tiny, gleaming "flower" embedded in Red Planet rock, and revealed where they'll be using the SUV-sized robot's drill for the first time”. – Alan Boyle via NBCNews.com

Photo: Scientists say that a “Martian flower”, seen here in an image from the Curiosity rover's Mars Hand Lens Imager, is a 2-millimeter-wide grain or pebble that's embedded in the surrounding rock. Another, darker-colored mineral grain can be seen above and to the left. (Photo by NASA)

Tao Xiangli gets out of his homemade submarine after operating it in a lake on the outskirts of Beijing September 3, 2009. Amateur inventor Tao, 34, made a fully functional submarine, which has a periscope, depth control tanks, electric motors, manometer, and two propellers, from old oil barrels and tools which he bought at a second-hand market. He took 2 years to invent and test the submarine which costs 30,000 yuan ($4,385). (Photo by Christina Hu/Reuters)

A demonstrator waves Turkey's national flag as he sits on a monument during a protest against Turkey's Prime Minister Tayyip Erdogan and his ruling AK Party in central Ankara June 2, 2013. Erdogan accused Turkey's main secular opposition party on Sunday of stirring a wave of anti-government protests, as tens of thousands regrouped in Istanbul and Ankara after a lull and trouble flared again in the capital. Police used tear gas on protesters in Ankara but the clashes were relatively minor compared with major violence in Turkey's biggest cities on the previous two days. (Photo by Umit Bektas/Reuters)