1 | Being in the middle means you can serve as a transit point. | |
2 | Haiti was already a source of illegal migrants and a crossroads for drugs. | |
3 | This means the moon can act as a stepping stone to other planets. | |
4 | In the past few years, the small West African nation has become a key transit point for drug cartels from South America. | |
5 | Yemen has long been a major transit point for illegal migration from the Horn of Africa. |