Sergei Skripal’s niece has written a letter to Theresa May after the UK abruptly denied her an entry visa to visit relatives, who are recovering from alleged poisoning by a military grade nerve agent, Victoria Skripal told Ruptly. Shocked by the British authorities’ refusal to grant her a visa to visit relatives recovering from the March 4 attack in Salisbury, Viktoria Skripal told RT’s Ruptly video agency that she is planning to plead the case to the British Prime minister