Transcript for Defending Kate's Honor
Now, to that scandal overseas tonight, riling buckingham palace. Those revealing pictures of prince william's wife, kate, published by a french magazine. Tonight, the royal family is preparing to go to court, even prince william saying he will testify to protect his wife. Abc's bob woodruff is with the royal couple in the south pacific. Reporter: The royal couple waved greetings to the people of the solomon islands, from a truck decorated as a war canoe. Their legal battle against the tabloids just beginning back home. Even though these islands are isolated, the people here know all about it. Are people here talking about that scandal? It's on the streets. It is. It's on the streets, yes. Reporter: And everybody thinks this is extremely -- tremely unfair. Reporter: The scandal erupted friday, when the topless pictures of kate appeared in a french magazine. The palace quickly announced it would sue. But yesterday, another blow. This time, a newspaper in ireland, which printed the pictures again. So, the palace fired back. "There can be no motivation for this action," the palace stated, "other than greed." Now, an italian magazine is expected to publish a 26-page feature, hinting at even more intimate photos of kate. It looks now that it's going to be too late for them to stop that. So, we're looking at so far, three publications have prudented these pictures, and who nows? The question now is, will there be more? Reporter: And william's anger is apparently stirring. Reports in london say that he wants to testify against the accused if there is a trial, and send them to jail. His dislike of the paparazzi has been evident since his mother, princess diana, was killed 15 years ago, with cameras in pursuit. He's made no secret that it is his number one concern to protect kate, to make sure she doesn't suffer a similar fate and says he really is going to do everything he can. Reporter: So, tomorrow, this legal battle is heading its way toward the court in france, perhaps other countries down the road. As the royal palace put it, they are considering all proport proportionate responses.
This transcript has been automatically generated and may not be 100% accurate.