The widow of Alexander Litvinenko has told an inquiry into his death that initially no one realised her husband had been poisoned.
Marina Litvinenko told the inquiry that it was only when her husband's hair started to come out that doctors realised his immune system was failing.
ITV News Correspondent Juliet Bremner reports.
The inquiry into Alexander Litvinenko's death has heard his statement on how he was poisoned. ITV News Correspondent Juliet Bremner reports.
Marina Litvinenko has told the inquiry into her husband's death about the days leading up to his poisoning.
The widow of poisoned spy Alexander Litvinenko told an inquiry into his death that he would not have acquired the materials that killed him.