Prosecutors said that ex-MMA fighter Rumiantsev was jealous of her friendship with Mr Trump. It is believed the victim is British, of Belarussian descent, in her 20s and the daughter of an influencer. Barron replied to investigating police in May in an email which said, 'What I saw was very brief indeed but indeed prevalent.' Prosecutor Serena Gates said that Rumiantsev was jealous of the woman's friendship with Barron, perhaps because of his 'public profile'. Rumiantsev told the court: 'I am being portrayed as a jealous person who can lose his temper due to jealousy.