Webb is both talking to Jason and listening to his source. As Webb hears ‘Memphis’, he passes it on as Memphis, TN. Then, his source corrects him ‘Maersk Memphis’.
Webb admits every day that is is just a stenographer for others who are in the intel community including FBI Field, NYPD, and foreign intel sources.
The reason he has credibility is that he broke so may things that were later confirmed.
Red links on Drudge
How real is the threat?