Talks in Abu Dhabi are first substantive negotiations in months focusing on ending the conflict which has raged for more than four yearsUS officials seek ‘final end’ to Russia-Ukraine war as talks begin A police officer from Spain’s canine unit was killed ⁠and an expert from the explosives disposal unit was seriously injured in ⁠a backpack explosion in the northern Spanish city of Oviedo, according to authorities. The officers had been deployed to an address in the Villafría neighbourhood after a previous alert about a shooting in which a 17-year-old girl was injured, according to the Spanish outlet El Mundo.