- Two people poisoned by same nerve agent used on ex-spy, police sayCNN
- Two Britons Were Exposed to Nerve Agent That Sickened Ex-Spy, Britain SaysNew York Times
- Two critically poisoned by same nerve agent used in Sergei Skripal attack, police sayNBCNews.com
- Amesbury substance: Paramedics wore hazmat suitsSky News
- Wiltshire pair poisoned by nerve agent novichok, say policeThe Guardian