Answer:
Border apprehensions are rising quickly and the demographic profile of apprehended migrants is changing.
A decline in U.S. refugee admissions comes at a time when the number of refugees worldwide has reached the highest levels since World War II.
While Mexico is the United States' largest source of immigrants, the number of Mexican immigrants living in the U.S. illegally has declined since 2007.
Step-by-step explanation:
More than 40 million people living in the U.S. were born in another country, accounting for about one-fifth of the world’s migrants in 2017.