A Penarth dance hall has banned chewing gum on the premises because dancers have complained that their feet keep sticking to the floor. (Photo by Richards/Fox Photos/Getty Images). 16th July 1936

A merino lamb attempts to jump out of its enclosure to find its mother shortly before feeding time at the Educational and Reserach Station for Animal Breeding (Lehr- und Versuchsanstalt fuer Tierzucht und Tierhaltung, or LVAT) in Brandenburg state on January 27, 2012 in Gross Kreutz, Germany. Hundreds of lambs have been born at the LVAT in recent weeks in the midst of the station's lambing season. Many of the lambs will be sold just before Easter, when they will have grown to a weight of over 40kg, as lamb is the traditional German Easter meal. (Photo by Sean Gallup/Getty Images)

An Ethnic Kayan also know as a Long Neck girl sits at her parents souvenir shop in the Kayan village at the northern province of Chiang Rai, Thailand, July 16, 2018. (Photo by Soe Zeya Tun/Reuters)

A young Sandinista guerrilla takes aim with his 45 pistol as he stands waiting to do combat with the Nicaraguan National Guard in Managua June 23, 1979. The guerrillas still occupy major parts of the Capitol City. (Photo by McLendon/AP Photo)

Fans and community members gather around a LAPD car along the procession route for Nipsey Hussle after his memorial at the Staples Center in Los Angeles, California, April 11, 2019. 4 people shot and 1 dead during the procession LAPD reported on late April 11, 2019 The Grammy-nominated artist was killed in front of The Marathon Clothing store he founded in 2017. (Photo by Kyle Grillot/AFP Photo)

East Berliners crossing into the West Berlin on November 11, 1989 at the Potsdamer Platz, Germany. (Photo by Kai Wiedenhoefer)

A mural depicting Prime Minister Scott Morrison wearing an unbuttoned Hawaiian shirt, orange lei and Santa Claus hat while holding a cocktail by artist Scott Marsh is seen on a wall in Sydney, Wednesday, December 25, 2019. Morrison was under pressure since taking a much criticized family vacation to Hawaii during the wildfire crisis.(Photo by Steven Saphore/AAP Images via AP Photo)

South Korean environmental activists wearing masks symbolizing the coronavirus attend a prevention campaign as South Koreans take measures to protect themselves against the spread of coronavirus (COVID-19) on March 30, 2020 in Seoul, South Korea. South Korea has called for expanded public participation in social distancing, as the country witnesses a wave of community spread and imported infections leading to a resurgence in new cases of COVID-19. According to the Korea Center for Disease Control and Prevention on Monday, 78 new cases were reported. The total number of infections in the nation tallies at 9,661. (Photo by Chung Sung-Jun/Getty Images)