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America Marks Sad Anniversary: 20 Years of 11/9 Terror Attacks

In a pre-recorded message to mark the 20th anniversary of 11 September terror attacks, US President Joe Biden remembered the events as a moment defined not only by heroism but "unity and resilience." "We learned that unity is the one thing that must never break," Biden said in a six-minute video filmed at the White House, news wires reported.