I agree, he sounds like a nut case.
However, the threat must have been serious enough....since Secret Service is involved.
No info on nationality as of yet.
Ferries Still On Alert After Terror Strikes (New London, CT)
http://www.theday.com/eng/web/news/re.aspx?re=FBA6BE49-FBBC-4838-AEFD-654A7D8CA88A