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Big Changes at the World Trade Center Site

ÛFILE - In this Aug. 17, 2011, file photo, the National September 11 Memorial and Museum is seen in the background as water flows in the south pool of the World Trade Center Memorial in New York. Twelve years after terrorists destroyed the old World Trade Center, the new World Trade Center is becoming a reality, with a museum commemorating the attacks and two office towers where thousands of people will work set to open within the next year.

Big Changes Coming to the World Trade Center Site

2 World Trade Center towers, museum to open in coming months.