记者每天采访事件。
这部电影的筹备工作持续了两年半，包括搜集必须的资料、采访事件的亲历者以及仔细挑选群众演员。
It took 2 years and a half to get ready for shooting the movie, collecting necessary material, meeting eyewitnesses of the event and carefully choosing the crowd.
美洲土著认识到他们生活的本质无法用英语交流，他们认为重要的事件往往被采访者轻视。
Native Americans recognized that the essence of their lives could not be communicated in English and that events that they thought significant were often deemed unimportant by their interviewers.
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