Marina Litvinenko, the widow of murdered Russian dissident Alexander Litvinenko, has said she hopes the inquest into his death will reveal the truth.
"It is so difficult to live all this life without this truth and without this information. It's difficult for me, and our son, and for our friends."
More top news
A businessman who feared he would be left paralysed by an inoperable tumour growing near his spine has taken his own life at Dignitas.
Submariner who called Trident nuclear programme a "disaster waiting to happen" was thinking of the country's safety, brother tells ITV News.
Chuka Umunna has backed Liz Kendall to become the next Labour leader.