Sweden is no longer safe, says mother of murdered refugee worker: Heartbroken family pay tribute to young woman who 'only wanted to help migrant children' but ended up being stabbed to death by Somali boy
- Alexandra Mezher, 22, fatally stabbed at migrant centre where she worked
- Her family, who are all originally from Lebanon, described her as 'an angel'
- They blamed 'Swedish politicians' for the attack following record migration
- A boy, 15, living at centre, arrested on suspicion of murder is from Somalia
By Sam Greenhill In Gothenburg, Sweden,
26 January 2016