Giuliani also gives Trump kudos on his understanding of complex policy issues, declaring, "You know, he is very good. It's clear that he has an exceptionally good understanding of how the economy affects our foreign policy," Giuliani tells the newspaper. "He understands what's happening with China, how they could stop North Korea in a heartbeat. This idea that he's only familiar with slogans, its not accurate at all." Trump's growing network reminds Giuliani of one former President Ronald Reagan created in 1980, the Post reports. "I think he could over perform in a general election similar to what Reagan did...