This is not going to be a Merry Christmas for many of the workers at Pacific Steel. After a recent crackdown by the Department of Homeland Security, 200 workers who could not provide a valid social security number are being laid off. Those let go from the third largest foundry in the United States include many highly skilled workers who have been at the company for decades. “It’s very sad,” said spokeswoman Elisabeth Jewel from the firm Aroner, Jewel & Ellis Partners. “The employees who are being terminated now have the most seniority. Many have been there 20 to 30...