Melania Trump, the First Lady of the United States, was a model before she married Donald Trump 15 years ago. She's also a Slovenian immigrant and an opponent of cyber bullying - standing alongside a president who has disparaged immigrants and regularly attacks perceived adversaries on Twitter. VOA's Carolyn Presutti shares with us things you might not know about the president's wife. VOA Khmer's Chrea Vanrith narrates.