Question: who is jj's husband on criminal minds
[{'answer': 'Detective William LaMontagne , Jr.', 'provenance': [{'wikipedia_id': '9554304', 'title': 'Josh Stewart', 'start_paragraph_id': 8, 'start_character': 244, 'end_paragraph_id': 8, 'end_character': 278, 'bleu_score': 1.0, 'section': 'Section::::Acting career.:Early career.\n'}]}, {'provenance': [{'wikipedia_id': '9554304', 'title': 'Josh Stewart', 'start_paragraph_id': 8, 'start_character': 0, 'end_paragraph_id': 8, 'end_character': 334, 'bleu_score': 0.9210921090251241, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9367739993172105985}, 'section': 'Section::::Acting career.:Early career.\n'}]}]