FBI says its investigating Trump campaign claim of hacked files [Video]

The FBI said Monday afternoon that it is investigating what the Trump campaign has characterized as a successful effort to hack into its campaign and steal private documents.

The FBI statement comes after Politico, The Washington Post and The New York Times reported over the weekend that they had received seemingly authentic files stolen from the Trump campaign. A Trump campaign spokesperson said Saturday that it had been hacked in June. NBC News has not received any of the purported files.

The FBI has not released any other information or characterized what hack, if any, happened. The Trump campaign has claimed that the files were part of an Iranian hacking operation that Microsoft had announcedon Friday, citing the report as evidence. Microsoft has declined to comment, citing its policy of not sharing customer details without permission. The company does share such details if the customer formally asks Microsoft to do so, a spokesperson told NBC …