Spray, sculpture and spacewalks: Photos of the week

A selection of striking news photographs taken around the world this week.

LUIS ROBAYO/AFP Riot police use pepper-spray on demonstrators during a protest outside the National Congress in Buenos Aires on September 11, 2024. LUIS ROBAYO/AFP
Riot police use pepper spray on demonstrators during a protest outside the National Congress in Buenos Aires as the Argentinian Chamber of Deputies debates whether to reverse a veto by President Javier Milei of a law to increase pensions.
Toby Melville/REUTERS Britain's Lord Chancellor and Secretary of State for Justice, Shabana Mahmood, goes to retrieve her shoe after losing it from her foot, outside 10 Downing Street, in London, Britain, September 9, 2024.Toby Melville/REUTERS
Britain's Secretary of State for Justice, Shabana Mahmood, retrieves her shoe after the heel caught in paving outside 10 Downing Street in London.
KCNA North Korean leader Kim Jong Un tours facilities during a visit to the Nuclear Weapons Institute and the production base of weapon-grade nuclear materials at an undisclosed location in North KoreaKCNA
North Korea has offered a glimpse into a uranium enrichment facility which produces material for its nuclear weapons. The state's Korean Central News Agency released images showing its leader, Kim Jong Un, inspecting the area.
Stefan Rousseau/ REUTERS Britain's Prime Minister Keir Starmer and Foreign Secretary David Lammy work on the plane as they fly to the U.S., for talks with President Joe Biden on resolving the conflicts in Ukraine and Gaza,  September 12, 2024.Stefan Rousseau/ REUTERS
UK Prime Minister Keir Starmer and Foreign Secretary David Lammy work on the plane as they fly to the USA for talks with President Joe Biden, on trying to resolve the conflicts in Ukraine and Gaza.
CENTRAL INVESTIGATION BUREAU/EPA A handout photo made available by Central Investigation Bureau (CIB) shows CIB personnel helping flood victims during flooding due to heavy rain in urban areas of Chiang Rai Province, northern of Thailand, 12 September 2024.CENTRAL INVESTIGATION BUREAU/EPA
Central Investigation Bureau personnel help victims after heavy rain and flooding - the worst for 80 years - in Chiang Rai Province, northern Thailand.
 Owen Humphreys/PA Media Two people on bicycles stop to look at the sculpture of a canal boat after installed on the Sheffield & Tinsley Canal, England. Owen Humphreys/PA Media
People stop to look at a sculpture installed on the Sheffield & Tinsley Canal, England. The artwork - by Alex Chinneck - is 13 metres long and six metres high, and is painted in traditional canal boat colours. The main body of the boat was made from eight tonnes of steel, as a nod to Sheffield's history.
Apu Gomes/Getty Images A Firefighter walks in a evacuated home in flames at El Cariso Village as the Airport Fire burns on September 10, 2024 in Lake Elsinore, California.Apu Gomes/Getty Images
A firefighter battles the flames at an evacuated home in El Cariso near Lake Elsinore, California. Thousands were forced to evacuate, with warnings that the fire posed an immediate threat to life, as it burned more than 20,000 acres.
Willy Kurniawan/Reuters Pope Francis greets people from a car after leading a Holy Mass at the Esplanade of Tasi Tolu in Dili, East Timor, September 10, 2024. Willy Kurniawan/Reuters
Pope Francis greets people after leading Holy Mass at the Esplanade of Tasi Tolu in Dili, East Timor. Some 600,000 people - almost half the country's population - gathered in a field for one of the biggest Masses of Pope Francis’s papacy.
Chaiwat Subprasom/SOPA Images/REX/Shutterstock A zoo worker plays with a female dwarf hippopotamus named Moo Deng at Khao Kheow Open Zoo near the city of Pattaya in Thailand. 8 September 2024Chaiwat Subprasom/SOPA Images/REX/Shutterstock
A zoo worker plays with a female dwarf hippopotamus named Moo Deng, a name that roughly translates as "bouncy pig", at Khao Kheow Open Zoo near Pattaya in Thailand. Visitor numbers have doubled since her birth in July, according to the zoo.
 SPACEX A still image taken from a handout video made available by SpaceX shows US entrepreneur and billionaire Jared Isaacman stepping out of the hatch at the start of the first private spacewalk, 12 September 2024. SPACEX
US entrepreneur Jared Isaacman steps out of the hatch of the Dragon capsule during SpaceX's Polaris Dawn mission. The billionaire, along with engineer Sarah Gillis, became the first non-professional crew to perform one of the riskiest manoeuvres in space - a spacewalk.