Pakistan : Policy of extra scrutiny for those from 14 mostly Muslim countries only . New policy to deal with ` ` real - time , threat - based intelligence , '' Homeland Security ' says . The U.S. intelligence community will determine , based on threat information , which characteristics should be used to select passengers for secondary screening . Air security measures to replace ones taken after failed Christmas Eve attack .
Pakistan : Policy of extra scrutiny for those from 14 mostly Muslim countries only . New policy to deal with ` ` real - time , threat - based intelligence , '' Homeland Security ' says . Air security measures to replace ones taken after failed Christmas Eve attack .