Should the USA temporarily suspend all immigration?

Sec. 2. Policy. It is the policy of the United States to protect its citizens from foreign nationals who intend to commit terrorist attacks in the United States; and to prevent the admission of foreign nationals who intend to exploit United States immigration laws for malevolent purposes. Sec. 3. read more

The order indefinitely barred Syrian refugees from entering the United States, suspended all refugee admissions for 120 days and blocked citizens of seven Muslim-majority countries, refugees or otherwise, from entering the United States for 90 days: Iran, Iraq, Libya, Somalia, Sudan, Syria and Yemen. read more