http://www.usmint.gov/pressroom/?flash=yes&action=press_...
Granted it's from 2001, but I visited the mint in Denver earlier this year and they still claim the same thing.
http://www.usmint.gov/pressroom/?flash=yes&action=press_...
Granted it's from 2001, but I visited the mint in Denver earlier this year and they still claim the same thing.