Salisbury District Hospital
Brother of victim says nerve agent destroyed his immune system.
A 29-year-old man from Southampton died in the incident.
'In a way I feel lucky I survived but I’ve also lost so much.'
He was given the all-clear after specialist tests.
Substance tested at Porton Down.
Treating the Skripals has been a 'huge and unprecedented challenge', the hospital said.
Her father Sergei should be able to leave 'in due course'.
Persian cat named Nash Van Drake found 'very unwell' at Skripal's Wiltshire home.
Government is trying to deflect criticism over austerity and Brexit, Corbyn ally tells Kremlin-backed broadcaster