Question: who plays casey ryback niece in under siege 2
[{'answer': 'Katherine Heigl', 'provenance': [{'wikipedia_id': '67423', 'title': 'Under Siege 2: Dark Territory', 'start_paragraph_id': 2, 'start_character': 185, 'end_paragraph_id': 2, 'end_character': 200, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]