'It's a balance:' Kirby defends new border restrictions

STORY: The United States, at the same time, will allow up to 30,000 people from those three countries plus Venezuela to enter the country by air each month, Biden said.

"This is a president who understands that safe and legal immigration into this country is a key cornerstone of our own security and prosperity," Kirby said.

The two-pronged approach is designed to blunt criticism from Republicans who have attacked Biden as record numbers of migrants cross the U.S.-Mexico border while also placating Democrats and immigration advocates who say "Title 42" restrictions adopted under former President Donald Trump block migrants from exercising their right to apply for asylum.