Chinese special policemen rank in a line of battle during an anti-terror drill at a training base of Chengdu Armed Police Headquarters on September 28, 2005 in Chengdu of Sichuan Province, China. (Photo by China Photos/Getty Images)

Actress Kerry Washington, Harvard University's Hasty Pudding Theatricals' Woman of the Year, throws wine in the face of an actor playing Republican presidential candidate Donald Trump, Thursday, January 28, 2016, as she is roasted in Cambridge, Mass. (Photo by Elise Amendola/AP Photo)

Yakelin Hernandez, 18, poses for a photograph near The Malecon where The Carnival was held, on August 14, 2015. Colorful costumes, dancing, parades and street parties on the Malecon in Havana, Cuba are all part of Havana Carnival 2015 which was held in August. (Photo by Sarah L. Voisin/The Washington Post)

Soldiers, including two recruits who have brought some chickens, at Victoria prepare to board the train for the battle front. (Photo by Hulton Archive/Getty Images)

An Iranian soldier guards two German tourists near the Iranian-Turkish border during World War II. Since the British occupation of Iran, all Axis nationals are being expelled from the country. (Photo by Three Lions/Getty Images). Circa 1941

Military vehicles surround a wreckage of a trolleybus, in Volgograd, Russia, Monday, December 30, 2013. A bomb blast tore through a trolleybus in the city of Volgograd on Monday morning, killing at least 10 people a day after a suicide bombing that killed at least 17 at the city's main railway station. Volgograd is about 650 kilometers (400 miles) northeast of Sochi, where the Olympics are to be held. (Photo by Denis Tyrin/AP Photo)

“Greyhound racing is a popular sport in Great Britain with attendances at around 3.2 million at over 5,750 meetings, across 26 stadia in 2007 alone. There are 25 licensed stadia in Britain, it is a Parimutuel betting tote system with on-course and off-course betting available, with a turnover of £75,100,000”. – Wikipedia

Photo: Pevensy Bugsy (L) wins the 8th race from Blanemore Razl (R) at the Coral Brighton and Hove Greyhound Stadium on March 21, 2012 in Brighton, England. (Photo by Mike Hewitt/Getty Images)

Anglers cast lines through holes into a frozen river during an ice fishing competition at the Hwacheon Sancheoneo Ice Festival on January 7, 2012 in Hwacheon-gun, South Korea. (Photo by Chung Sung-Jun/Getty Images)