https://www.reuters.com/article/us-cybersecurity-iran-exclusive/exclusive-hackers-apparently-linked-to-iran-tried-to-intrude-in-trump-2020-campaign-sources-idUSKBN1WJ1ZM >A hacking group that appears to be linked to the Iranian government attempted to break into U.S. President Donald Trump's re-election campaign but were unsuccessful, sources familiar with the operation told Reuters on Friday.