Cold War of Words: Who Has Upper Hand in E-Mail Saga?

Mark Halperin and John Heilemann discuss the Democratic National Committee’s e-mail hack and Donald Trump’s controversial reaction to it on “With All Due Respect.”

Ex-NSA Director Says Trump Takes Cyber Threats Seriously
40:37 - Gen. Keith Alexander, founder of IronNet Cybsercurity and former NSA director, discusses the state of cybersecurity with Bloomberg's Emily Chang at the Fortune Brainstorm Tech 2017 conference in Aspen, Colorado. (Source: Bloomberg)
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