A member of the Air Force's Wings of Blue Parachute Demonstration Team salutes as he jumps out of an aircraft, during the opening ceremony of Aviation Nation 2017 Nellis Air and Space Expo at Nellis Air Force Base, Nev., November 10, 2017. (Photo by Senior Airman Kevin Tanenbaum/Reuters/U.S. Air Force)

People try to board a goverment bus during the second day of a suspension of public transport services in Apopa, El Salvador July 28, 2015. Violent gangs in El Salvador ordered bus drivers to strike on Monday in a conflict that has killed six people and left thousands of commuters stranded on the streets of the Central American capital, police and bus company officials said. (Photo by Jose Cabezas/Reuters)

Sorana Cirstea of Romania hits the ball against Jie Zheng if China during the Sony Ericsson Open at Crandon Park Tennis Center on March 22, 2011 in Key Biscayne, Florida.

The girls of the Crazy Horse cabaret attend the Crazy Horse Dancers presented by Chopard Diamonds during the 64th Annual Cannes Film Festival at Martinez Hotel on May 17, 2011 in Cannes, France. (Photo by Andreas Rentz/Getty Images)

In this handout from the Food and Drug Administration (FDA), a new FDA warning label for a cigarette packs is seen. The FDA released nine new warning labels that will be required for cigarette packs in the U.S. (Photo by FDA via Getty Images)

Waxahachie firefighters battle a massive fire at the Magnablend chemical processing plant on October 3, 2011 in Waxahachie, Texas. The burning chemical plant is not far from several residential areas and Wedgeworth Elementary School. (Photo by Tom Pennington/Getty Images)

People ride a bus as they travel in Yangon, Myanmar January 14, 2017. Picture taken January 14, 2017. (Photo by Soe Zeya Tun/Reuters)

A woman carrying a child on her back looks at wigs on sale at the Baragwanath Taxi Rank in Soweto, South Africa, Wednesday, September 16, 2020. South African president Cyril Ramaphosa is scheduled to address the nation later in the day, as case numbers and death from COVID-19 hit the lowest in months. (Photo by Jerome Delay/AP Photo)