KEY TAKEAWAYS:
Trump bans travel from 12 countries and restricts 7 more
Policy cites national security and visa overstay concerns
Exemptions include legal residents, diplomats, and refugees
Aid groups and international leaders strongly condemn the move
Citing national security concerns, President Donald Trump on Wednesday banned citizens of 12 countries, primarily in Africa and the Middle East , from entering the United States and restricted access for citizens of seven other nations, resurrecting and expanding a hallmark policy of his first term.
The travel ban applies to citizens of Afghanistan, Myanmar, Chad, the Republic of Congo, Equatorial Guinea, Eritrea, Haiti, Iran, Libya, Somalia, Sudan and Yemen.
The policy change restricts entry for citizens of Burundi, Cuba, Lao