The campaign blamed “foreign sources hostile to the United States,” citing a Microsoft report on Friday that Iranian hackers “sent a spear phishing email in June to a high-ranking official on a presidential campaign.” Microsoft did not identify the campaign targeted by the email and declined to comment Saturday. POLITICO has not independently verified the identity of the hacker or their motivation, and a Trump campaign spokesperson, Steven Cheung, declined to say if they had further information substantiating the campaigns’ suggestion that it was targeted by Iran.