User blog comment:Spawny0908/This new DLC..../@comment-4370132-20110730154543/@comment-3455248-20110810174532

I'm going to say it was a Bureau sting operation - he got a letter offering him a free steamboat cruise and when he showed up on the boat Ross and Fordham were waiting for him. :-)

(Just kidding, but in real life that kind of operation does happen.)