As America marks the one-year anniversary of the Boston Marathon bombings, look back at the history of terrorist attacks on home soil.
The Sept. 11, 2001, attackers also flew another hijacked jet into the Pentagon in Washington, D.C., leading to a partial collapse on the building's western side and killing 189 people.
Sony Pictures Television
It's easy to upload your photos and/or videos on News8000.com. Once you do, we'll share your upload with the community!