IMAGE: School children chase autonomous robot Xavier as it patrols a neighbourhood mall to detect 'undesirable social behaviours', such as the flouting of COVID-19 safety measures, smoking in prohibited areas and improperly parked bicycles, during a three-week trial in Singapore. Photograph: Edgar Su/Reuters

IMAGE: The Berlin Cathedral (Berliner Dom) is illuminated during the Festival of Lights show in Berlin. Photograph: Joachim Herrmann/Reuters

IMAGE: French urban climber Alain Robert, also known as 'The French Spiderman', and climbers Martin Banot, Alexis Landot and Leo Urban scale the TotalEnergies tower in the financial and business district of La Defense in Courbevoie near Paris. Photograph: Eric Gaillard/Reuters

IMAGE: A cow is transported by a helicopter after its summer sojourn in the high Swiss Alpine meadows near the Klausenpass, Switzerland. Photograph: Arnd Wiegmann/Reuters

IMAGE: Ukrainian strongman athletes attempt to set a world record for pulling the world's largest cargo plane, the Antonov An-225 Mriya, at an airfield in the settlement of Hostomel outside Kyiv, Ukraine. Photograph: Gleb Garanich/Reuters