Chinese conglomerate Tiens Group employers take photos while waiting to be served Paella in Madrid, Spain, Friday, May 6, 2016. The billionaire founder of Chinese conglomerate Tiens Group is treating 3,000 of his best salespeople to a traditional Spanish paella meal in a free Madrid trip that also includes a bullfight and a tour of King Felipe VI's Royal Palace. The smiling salespeople washed down their heaping plates of paella with sangria Friday at a mass spread of picnic tables in a riverside park during the event footed by Li Jinyuan and organized by China's U Tour travel company. (Photo by Paul White/AP Photo)

The Mercedes Simplex concept car, inspired on its original 1903 Mercedes-Simplex, is displayed at the LA Auto Show in Los Angeles, California, U.S. November 20, 2019. (Photo by Lucy Nicholson/Reuters)

Women wearing traditional hats, known as a non la, sell fruits in Hoi An, Vietnam April 4, 2016. The non la hats are made of readily available materials such as palm leaves, tree bark and bamboo and are visible everywhere in the city, a UNESCO World Heritage site. Hoi An's history as a busy trading port is evident throughout its architecture, a mix of eras and styles, with traditional wooden Vietnamese houses, Chinese temples and French colonial buildings. (Photo by Jorge Silva/Reuters)

Women in traditional costumes wait for a statue of the El Carmen Virgin to be carried into the sea during a procession in Malaga July 16, 2015. Many seaside towns celebrate the annual feast of the El Carmen Virgin, who is worshipped as the patron saint of sailors. (Photo by Jon Nazca/Reuters)

A woman sits on a curb at the scene of a shooting outside of a music festival along the Las Vegas Strip, Monday, October 2, 2017, in Las Vegas. Multiple victims were being transported to hospitals after a shooting late Sunday at a music festival on the Las Vegas Strip. (Photo by John Locher/AP Photo)

A participant poses backstage before a drag queen competition during carnival festivities in Las Palmas on the Spanish Canary Island of Gran Canaria February 20, 2015. (Photo by Borja Suarez/Reuters)

A man representing the devil leaps over babies during the festival of El Salto del Colacho (the devil's jump) on June 22, 2014 in Castrillo de Murcia, Spain. The festival, held on the first Sunday after Corpus Cristi, is a catholic rite of the devil cleansing babies of original sin. (Photo by Denis Doyle/Getty Images)

Comandos de Salvamento rescuers Maria Martinez (L) and Ana Chichilla attend to a wounded homeless man in San Salvador, El Salvador July 16, 2016. The man was attacked with a machete by suspected gang members. In 2015, El Salvador registered a record 103 homicides per 100,000 habitants, making it one of the most dangerous countries in the world outside a war zone. But for many young people who have few chances to distance themselves from rivalries between so-called maras in their schools and neighbourhoods, a civil-society organisation called the Comandos de Salvamento, or Rescue Corps, has been a refuge. (Photo by Jose Cabezas/Reuters)