Scum is too good a word for them.
Sadly, there was a time in America(not long ago,either), when people like this would be jailed for 20 years, or tried for treason.
Sadly, there was a time in America(not long ago,either), when our Chamber of Commerce represented the American work ethic, at its very best. Now they just want a steady supply of cheap labor, with the American people to pay the trillion dollar welfare costs.