Fine them 1,000,000 a day for each violation.
How about slapping them with a civil rights lawsuit? I can’t exactly think of a cause of action off the top of my head, an IANAL, but it’s time for the geese to meet the ganders.
“Fine them 1,000,000 a day for each violation.”
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And then use that money to fund building the wall. Liberals would go full melt down!