The Navy has posted video of the destroyer Zumwalt preparing to join the fleet, but one bystander can be heard offering criticism that neither the Navy nor the shipbuilder will appreciate.

In the video, which was shot last Wednesday, posted by Defense Media Activity — Navy on Friday and pulled on Monday, the destoyer Zumwalt can be seen getting underway from General Dynamics Bath Iron works in Maine in preparation for its commissioning in Baltimore next month.