NATO and EU security chiefs say Islamic State (IS, formerly ISIS/ISIL) wants to use chemical or nuclear weapons to attack Britain.
During the Security and Counter Terror conference in London on Tuesday and Wednesday, a group of policing and counter terrorism experts delivered a dire warning.
Jorge Berto Silva, the European Commission’s deputy chief of counter-terrorism, told the Telegraph that “with CBRN [chemical, biological, radioactive and nuclear materials], there is a justified concern.”