A woman dressed as the Star Trek character “Leeta” (C) and man dressed as “Rom” (2R) arrive to attend the “Destination Star Trek London” convention at the ExCeL centre on October 19, 2012 in London, England. The three-day convention, which opened to the general public today, will be attended by all five actors who played captains throughout the 46-year-old series. (Photo by Oli Scarff)

Philadelphia Phillies Ben Francisco reacts after being hit in the head with a pitch by Cincinnati Reds Logan Ondrusek during the MLB National League Division Series baseball playoffs in Philadelphia, Pennsylvania, United States in this October 8, 2010 file photo. (Photo by Tim Shaffer/Reuters)

A man uses a floating pitcher to catch a fish after removing it from a net at Keenjhar Lake, near Thatta, February 22, 2015. This technique of fishing using floating pitchers is a unique and traditional one for this community, found only on Keenjhar Lake, one of the largest freshwater lakes in Pakistan, which is famous for its variety of breeding and wintering waterbirds. (Photo by Akhtar Soomro/Reuters)

Malaysia's Ann Osman puts in her mouth guard before her mixed martial arts (MMA) ONE Championship fight against Egypt's Walaa Abbas in Kuala Lumpur, March 13, 2015. Osman is the first female Muslim MMA fighter to compete at the top level of the sport. (Photo by Olivia Harris/Reuters)

South Korean traditional bow artisan Kwon Yeong-Hak works on a bow in his workshop in Yecheon-gun, Gyeongsangbuk-do, South Korea, 26 February 2015. Kwon Yeong-Hak still crafts his bows in the traditional way, carrying on a four-generation family business. The Gakgung bow, of which Kwon is one of the last remaining artisans, is unique to Korea, and is constructed with a variety of materials, including water buffalo horn, oak, bamboo and cattle spinal sinew. A ban on the import of water buffalo horns has put the Gakgung tradition at risk. (Photo by Jeon Heon-Kyun/EPA)

J.S. Burgers Cafe chef Yasuhito Fukui prepares Mr. and Mrs. Burger featuring the U.S. presidential candidates Hillary Clinton and Donald Trump at the hamburger joint in Tokyo, Japan October 7, 2016. (Photo by Megumi Lim/Reuters)

A member of the Edo Firemanship Preservation Association displays his balancing skills atop bamboo ladders during a New Year demonstration by the fire brigade in Tokyo, Japan, January 6, 2017. (Photo by Toru Hanai/Reuters)

Hostesses pose in front of a Suzuki Ignis car at the European Motor Show in Brussels, Belgium, January 13, 2017. (Photo by Francois Lenoir/Reuters)