Would Kerry close the borders? Of course not.
Thus, this issue is (perhaps only until after the election) effectively off the table.
Zero in on what matters.
Do you want as your next president a weak-knee vacillator, a seditious opportunist, someone who is constitutionally indisposed to preemptive action and American military might, someone who would reflexively cede our sovereignty to the UN?
fyi
NEVER FORGET!