While it may not specifically be illegal in the US, it's certainly opening the interviewing company up to huge potential liability. All the interviewee would h

While it may not specifically be illegal in the US, it's certainly opening the interviewing company up to huge potential liability. All the interviewee would have to do would be to show that it's more likely than not that they were intending to discriminate based on gender / likelihood to get pregnant. Definitely not a question that should be asked.