Why is he on a potty outside British PM's home?

IMAGE: Activist Steve Bray's unique protest outside the gates of 10, Downing Street -- Prime Minister Boris Johnson's office and home -- after British MPs voted in the House of Commons against the Environment Bill, allowing companies to pump raw sewage into UK rivers and seas. Photograph: Henry Nicholls/Reuters

IMAGE: Artist Emma Meehan applies final touches on a new waxwork of Queen Elizabeth II in Blackpool, Britain. Photograph: Phil Noble/Reuters

IMAGE: People pose for a picture next to a 5 meter high replica of a potato in Xylophagou village, Cyprus. Photograph: Yiannis Kourtoglou/Reuters

IMAGE: A young woman wearing a cap made of leaves during sunny autumn weather in Moscow. Photograph: Maxim Shemetov/Reuters

IMAGE: Cars on a road that lead from the Israeli town of Mitzpe Ramon into the Ramon crater in the Negev desert, southern Israel, in this photograph taken with a drone. Photograph: Ilan Rosenberg/Reuters

IMAGE: Visitors take photos of the AI Robot Artist Ai Da at the Great Pyramids of Giza where she exhibits her sculpture during an international art show on the outskirt of Cairo. Photograph: Mohamed Abd El Ghany/Reuters

IMAGE: A girl wearing a costume from the Netflix series Squid Game poses for photographs in front of a giant doll named Younghee from the series on display at a park in Seoul, South Korea. Photograph: Kim Hong-Ji/Reuters