More than 12 years after 9-11, the National September 11 Memorial Museum has been dedicated. As with many new memorials, there has been some criticism — about photos of the attackers being included and where some unidentified remains were placed — but many find it a moving experience. What are your feelings about this latest museum dedicated to an American tragedy, and what things do you think the country has learned since that fateful day in 2001?
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