The Washington Post reports: At least two sets of internal data that have been available to the Trump administration — but that have never been publicized — appear to undercut the government’s argument for a travel ban that it had hoped would take effect Thursday, according to several officials familiar with the documents.

One internal report, titled “Most Foreign-Born US-Based Violent Extremists Radicalized After Entering Homeland,” analyzed roughly 90 cases involving suspected or confirmed foreign-born terrorists, finding that most of them probably embraced extremist ideology after they arrived in the United States, not before.

Another report, drawn on classified FBI data, has been used by the Trump administration to bolster its claims that refugees pose a risk of terrorism. But the figures that are the basis for that report undermine a key premise of the travel ban, with most of the suspects cited in the report coming from countries unaffected by President Trump’s executive order, according to officials familiar with the report.

Taken together, the two reports show there is a significant amount of internal government data that suggests the travel ban Trump wants to implement is not likely to be effective in curbing the threat of terrorism in the United States, these people said. The officials spoke on the condition of anonymity because some of the data is classified and none of it has been approved for public dissemination. [Continue reading…]