article_snippet: Modafferi has never come forward and no-one has ever found Modafferi,' said Allison Modafferi.
article_snippet: The FBI checked Modafferi out at the time Kristen vanished but could not prove that Author Matt Birkbeck was connected to either woman.
article_snippet: There is just not a lot of evidence,' Allison Modafferi told Daily Mail Online. '
article_snippet: The FBI looked at Allison Modafferi a few years ago and came up with nothing. '
article_snippet: And there are no signs that Allison Modafferi wanted to disappear.
article_snippet: Allison Modafferi hadn't packed Allison Modafferi bags or withdrawn money or anything like that.'
article_snippet: But police in Oakland, California say there is nothing new to link Modafferi to Allison Modafferi. '
article_snippet: At this time we do not have any evidence that indicates Modafferi was involved in her disappearance.'