Trees, grass and flowers are a main part of the Flight 93 National Memorial, which marks the site in Shanksville, Pennsylvania where Flight 93 crashed.
Flight 93 was hijacked by terrorists. Many of the 40 crew and passengers fought the hijackers and allegedly prevented the plane from hitting the Capitol Building.
Kara Holsopple of Here & Now contributor The Allegheny Front reports.
Guest
Kara Holsopple, reporter for The Allegheny Front. She tweets @karaholsopple.
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