The program makes up to 50,000 green cards available each year to individuals from countries that are underrepresented in the U.S., many of which are in Africa.

The program makes up to 50,000 green cards available each year to individuals from countries that are underrepresented in the U.S., many of which are in Africa.

Donald Trump suspends green card lottery after Brown University and MIT shooting suspect's entry, citing security concerns and program review.