The “Assignments” exhibition is an annual chance to see the top images by UK photojournalists, as chosen by the British Press Photographers’ Association. Here: Wales’s Cory McKenna dominates Micol DiSegni during their fight at Cage Warriors 97 in Cardiff, 29 September 2018. (Photo by Chris Fairweather/Huw Evans Agency)

New York Police Department tactical police officers stand guard near the New York Stock Exchange on September 9, 2011 in New York City. Officials are stepping up security in New York and Washington D.C. a day after U.S. officials received a credible but unconfirmed terror threat to utilize car bombs on bridges or tunnels in New York or Washington. (Photo by Justin Sullivan/Getty Images)

Wildlife photographer Danté Fenolio has headed into areas untouched by sunlight – deep seas, caves and underground – and found creatures that are exploding with colour. Here: The golden harlequin toad has vanished from the wild, and only a small number live on in captivity. A fungus caused them, and many other amphibians, to die out in their home in Central America. (Photo by Danté Fenolio/The Guardian/Johns Hopkins University Press)

A model poses beside a Mazda MX-5 during a media presentation at the 37th Bangkok International Motor Show in Bangkok, Thailand, March 22, 2016. (Photo by Chaiwat Subprasom/Reuters)

This restroom on the rubbly flanks of Jonsknuten in Norway looks up at the peak of the 904m mountain. Yu have to leave the door open to enjoy the view but the chances of being disturbed are minimal. (Photo by Olaf Menz/Lonely Planet)

A fly rides a butterly, July 2016. (Photo by Petar Sabol Sharpeye/Rex Features/Shutterstock)

These photos were snapped at just the right moment – leading to some truly unusual images. Some of the pups are sticking out their tongue, while others are just looking at the camera – and the results are hilarious. Cat Race, 33, a dog photographer from Preston, Lancashire, in the U.K., captured the funny moments in the northwest of England over the past two years. Here: Tillie. (Photo by CatsDog Photography/Caters News Agency)

Participants wearing East Asian traditional costumes take photos during the 88th annual Hollywood Christmas Parade in Hollywood, Californi​a, USA, 01 December 2019. (Photo by Christian Monterrosa/EPA/EFE)