Across
- 2. the fourth plane was probably headed here
- 4. United Airlines flight 93 flew from New York City to this town in Pennsylvania
- 7. site of the fallen World Trade Center
- 8. terrorist group who hijacked four planes in the US
- 9. fourth plane crashed here in Pennsylvania
- 10. American Airlines flight 11 flight path from ______ to New York City
Down
- 1. terrorists flew two planes into these buildings
- 3. third plane flew into this building in Washington DC
- 5. assigned to many flights after September 11 attacks to protect passengers and crew
- 6. US announced a "war on terror" and attacked this country
