Vonn 's arm injury was sustained while training in November .
Vonn has n't featured at a World Cup meet since fracturing Vonn 's left knee during the super-G race in Soldeu - el Tarter , Andorra , last February .
Vonn 's arm injury was sustained while training in November and she has n't featured at a World Cup meet since fracturing her left knee during the super-G race in Soldeu - el Tarter , Andorra , last February .