In a later on episode, Pip Bin capsizes a ship whilst its crew are all on board, and the narration confirms that no-1 but Bin escapes alive. Tenth Doctor: There are rules of time.
Pointed in the path of Dennis Miller, a convicted pedophile who was the primary suspect in her disappearance, Ray waterboards him till he admits he murdered her and stashed the body in a prepare tunnel.
While trying to rob Carmine Falcone, she gets rescued by Batman but is irked of becoming considered of as his sidekick by the media.
It's a form of running gag-the dude is evidently addicted to it. She then adds that the joke will work far better when her person buddies inform it.