Question: who was the last governor in the united states to be impeached
[{'answer': 'Rod Blagojevich', 'provenance': [{'wikipedia_id': '1795376', 'title': 'Impeachment in the United States', 'start_paragraph_id': 92, 'start_character': 1043, 'end_paragraph_id': 92, 'end_character': 1058, 'bleu_score': 1.0, 'section': 'Section::::Impeachment in the states.\n'}]}, {'provenance': [{'wikipedia_id': '1795376', 'title': 'Impeachment in the United States', 'start_paragraph_id': 92, 'start_character': 6, 'end_paragraph_id': 92, 'end_character': 1261, 'bleu_score': 0.928761262410681, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15142779666473125012}, 'section': 'Section::::Impeachment in the states.\n'}]}]