In Berlin she posed outside a beer garden, a beaming smile upon her face. In Brussels she sipped sugary bubble tea and posed on the steps of the old stock exchange.To anyone else, she was another tourist. But Vietnamese 19-year-old Bui Thi Nhung, whose family believe she was one of the 39 people found dead in a refrigerated truck near London on Wednesday, it was the make-or-break trip of a lifetime.
“Being grown up means having to hide your sadness in the dark, and keeping a smile on your face,”…