Question: where did san diego chargers get their name
[{'answer': 'Gerald Courtney', 'provenance': [{'wikipedia_id': '9984506', 'title': 'History of the San Diego Chargers', 'start_paragraph_id': 8, 'start_character': 117, 'end_paragraph_id': 8, 'end_character': 132, 'bleu_score': 1.0, 'section': 'Section::::AFL era (1961 1970).:1961 1966.:First Los Angeles era (1960).\n'}]}, {'provenance': [{'wikipedia_id': '9984506', 'title': 'History of the San Diego Chargers', 'start_paragraph_id': 7, 'start_character': 0, 'end_paragraph_id': 7, 'end_character': 641, 'bleu_score': 0.521098271009589, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9741435859561902734}, 'section': 'Section::::AFL era (1961 1970).:1961 1966.:First Los Angeles era (1960).\n'}]}]