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Communities in upstate South Carolina are hosting events to honor the victims of the September 11, 2001 attacks.

Several memorial stair climbs will take place, symbolizing the 110 stories of the World Trade Center.

Charitable events, including a softball game and a 4K run, will raise funds for local organizations.

Residents can participate in various activities like memorial walks, endurance races, and remembrance ceremonies.

The terrorist attacks on September 11, 2001, involved the hijacking of four commercial airplanes in the United States.

Two of the planes were flown into the Twin Towers of the World Trade Center in New York City, causing their eventual collapse.

Another plane crashed into the Pentagon in Arlington, Virginia, causing significant damage to the

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