Cassiopeia Vitt , Thorvaldsen 's associate , appears and tranquilizes her with a dart .
Stephanie meets Heather Dixon , an Israeli citizen attached to the Washington mission , who tries to kill her .
Cassiopeia Vitt , Thorvaldsen 's associate , appears and tranquilizes Stephanie with a dart .
Stephanie meets Heather Dixon , an Israeli citizen attached to the Washington mission , who tries to kill her .