President Trump's new ban on travel to the U.S. by citizens from 12 mainly African and Middle Eastern countries has taken effect amid rising tension over the president's escalating campaign of immigration enforcement.

President Donald Trump’s ban on travel to the United States took effect Monday. Demonstrators outside Los Angeles International Airport held signs protesting the ban affecting citizens from 12 mainly African and Middle Eastern countries.

Trump's new travel ban goes into effect: list of 12 countries banned, adds restrictions to 7 other countries. Here's when and what you need to know