Across
- 3. Border between Texas and Mexico
- 4. Signed the Civil Rights Act
- 9. population shift to cities
- 10. Built a computer empire
- 11. Female Secretary of State
- 12. longest navigable river in the US
- 13. barrier for the 13 colonies
- 15. Mountains in the west
Down
- 1. Apollo Astronaut
- 2. A delightful corn chip
- 5. separating races
- 6. Led freedom rides in the South
- 7. screenwriter from Texas
- 8. Mayor of El Paso
- 14. Commander of Women's Army Corp