A policeman wearing a coronavirus-themed outfit composed of helmet, mace and shield, gestures towards a vendor (L) at a market to raise awareness about social distancing, during a government-imposed nationwide lockdown as a preventive measure against the COVID-19 coronavirus in Chennai, on April 2, 2020. (Photo by Arun Sankar/AFP Photo)

U.S. Capitol Police with guns drawn stand near a barricaded door as protesters try to break into the House Chamber at the U.S. Capitol on Wednesday, January 6, 2021, in Washington. (Photo by Andrew Harnik/AP Photo)

Smoke and flames rise over a warehouse storing ammunition for multiple rocket launcher systems at a military base in the town of Kalynivka in Vinnytsia region, Ukraine September 27, 2017. Ukrainian officials say they have evacuated more than 30,000 people after a fire and ammunition explosions, at the military base on Tuesday. (Photo by Gleb Garanich/Reuters)

“A robot suit that can help the elderly or disabled get around was given its global safety certificate in Japan on February 27, 2013, paving the way for its worldwide roll-out”. Photo: Robot suit “Hybrid Assistive Limb (HAL)” worn by a man developed by University of Tsukuba is seen lifting a 30kg weight during 2005 International Robot Exhibition on November 30, 2005 in Tokyo, Japan. By wearing the power suit, it makes it easier to move and lift heavy things. (Photo by Koichi Kamoshida)

First Place, Sports Photojournalist Of The Year. One of 24 photos by Patrick Smith, freelance for Getty Images: Sadie Bezzant is crushed by a sheep during the pre-rodeo entertainment of mutton busting during the Strawberry Days Rodeo in Pleasant Grove, Utah. (Photo by Patrick Smith)

U.S. Marines kick in a door while securing a building next to the main hospital in central Baghdad April 15, 2003, which will be used as a temporary Iraqi police headquarters. (Photo by Jerry Lampen/Reuters)

Migrant workers and their families board an overcrowded passenger train, after government imposed restrictions on public gatherings in attempts to prevent spread of coronavirus disease (COVID-19), in Mumbai, India, March 21, 2020. (Photo by Prashant Waydande/Reuters)

Talk-show host Oprah Winfrey interviewing cyclist Lance Armstrong during taping for the show "Oprah and Lance Armstrong: The Worldwide Exclusive" in Austin, Texas. The two-part episode of "Oprah's Next Chapter" will air nationally Thursday and Friday, Jan. 17-18, 2013. (AP Photo/Courtesy of Harpo Studios, Inc., George Burns)