Question: who is witney carson from dancing with the stars married to
[{'answer': 'Carson McAllister', 'provenance': [{'wikipedia_id': '40875939', 'title': 'Witney Carson', 'start_paragraph_id': 1, 'start_character': 13, 'end_paragraph_id': 1, 'end_character': 30, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]