I wasen’t able to get out to see her arrive, so I am unsure which vessel it is. It appears to be an Arleigh Burke Class Destroyer. She is Scheduled to Sail this afternoon.
Updates will be posted as they become known at http://blog.halifaxshippingnews.ca/2017/05/visit-today-of-us-navy-vessel.html
Original article: Visit Today of US Navy Vessel.