Rapper Lexii Alijai has died at the age of 21. The Minnesota-born artist, whose real name is Alexis Alijai Lynch, has been writing songs since she was a teen. Her soulful voice and cutting lyrics told stories from her own life and resonated with people around the world. After releasing her "Super Sweet 16's" mix tape when she was just 16, she rose to fame with more albums including "Joseph's Coat" and "Growing Pains." Tributes to the young star from family, fans and fellow artists have poured in.