Russian president Vladimir holds a joint press conference with the Turkish president after their meeting at the Presidential Complex in Ankara, on April 3rd, 2018. Photograph: Adem Altan/AFP/Getty Images

The worst crisis in East-West relations since the Cold War deepened on Wednesday as the EU backed the integrity of the UK’s investigation into the poi(...)

Members of the emergency services pictured at work following the poisoning of  former spy Sergei Skripal and his daughter Yulia in Salisbury, England. Photograph: Ben Stansall/AFP/Getty Images

The head of Britain’s military research centre said on Tuesday it was unable yet to say whether the military-grade nerve agent used to poison a Russia(...)