警方已经逮捕了几个嫌疑人吗？
目前，犯罪嫌疑人马某某、周某、喇某被依法刑事拘留。[{'character': '目', 'pinyin': 'mu4', 'highest pitch': 9.39, 'lowest pitch': 8.67, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '前', 'pinyin': 'qian2', 'highest pitch': 8.56, 'lowest pitch': 6.6, 'duration': 0.35, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.15}, {'character': '犯', 'pinyin': 'fan4', 'highest pitch': 11.01, 'lowest pitch': 9.54, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '罪', 'pinyin': 'zuei4', 'highest pitch': 9.74, 'lowest pitch': 8.6, 'duration': 0.14, 'prosody hierarchy': '#1'}, {'character': '嫌', 'pinyin': 'xian2', 'highest pitch': 8.6, 'lowest pitch': 7.68, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '疑', 'pinyin': 'i2', 'highest pitch': 8.97, 'lowest pitch': 8.58, 'duration': 0.12, 'prosody hierarchy': 'null'}, {'character': '人', 'pinyin': 'ren2', 'highest pitch': 8.81, 'lowest pitch': 6.81, 'duration': 0.3, 'prosody hierarchy': '#2'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.05}, {'character': '马', 'pinyin': 'ma2', 'highest pitch': 10.39, 'lowest pitch': 7.09, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '某', 'pinyin': 'mou2', 'highest pitch': 10.39, 'lowest pitch': 7.26, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '某', 'pinyin': 'mou3', 'highest pitch': 14.07, 'lowest pitch': 3.8, 'duration': 0.26, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.1}, {'character': '周', 'pinyin': 'zhou1', 'highest pitch': 10.83, 'lowest pitch': 9.95, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '某', 'pinyin': 'mou3', 'highest pitch': 14.07, 'lowest pitch': 4.66, 'duration': 0.32, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.1}, {'character': '喇', 'pinyin': 'la2', 'highest pitch': 9.38, 'lowest pitch': 5.9, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '某', 'pinyin': 'mou3', 'highest pitch': 14.07, 'lowest pitch': 8.66, 'duration': 0.33, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.26}, {'character': '被', 'pinyin': 'bei4', 'highest pitch': 8.33, 'lowest pitch': 6.54, 'duration': 0.24, 'prosody hierarchy': '#2'}, {'character': '依', 'pinyin': 'i1', 'highest pitch': 9.54, 'lowest pitch': 6.55, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '法', 'pinyin': 'fa3', 'highest pitch': 9.22, 'lowest pitch': 5.04, 'duration': 0.21, 'prosody hierarchy': '#1'}, {'character': '刑', 'pinyin': 'xing2', 'highest pitch': 7.22, 'lowest pitch': 5.56, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '事', 'pinyin': 'shiii4', 'highest pitch': 8.14, 'lowest pitch': 6.45, 'duration': 0.15, 'prosody hierarchy': '#1'}, {'character': '拘', 'pinyin': 'jv1', 'highest pitch': 7.51, 'lowest pitch': 6.45, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '留', 'pinyin': 'liou2', 'highest pitch': 7.39, 'lowest pitch': 5.17, 'duration': 0.35, 'prosody hierarchy': '#4'}]