Anatoly Litvinenko, son of Russian former spy &lt;a gi-track='captionPersonalityLinkClicked' href=/galleries/search?phrase=Alexander+Litvinenko&amp;family=editorial&amp;specificpeople=2926201 ng-click='$event.stopPropagation()'&gt;Alexander Litvinenko&lt;/a&gt;, arrives at the Royal Courts of Justice in London on February 3, 2015, as he prepares to give evidence at an Inquiry into his father's death in 2006.