Former Defense Secretary Mark T. Esper says Mr. Trump cannot be trusted with national secrets again, and former National Security Adviser John R. Bolton says Mr. Trump would “cause a lot of damage” if he returned to the White House.
Kamala Harris pokes at Donald Trump with pre-debate ad featuring criticism from Mike Pence
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"Our message to Iran is that the ball is in their court," Mr. Esper said. "We are open to sitting down with them and discussing issues so we can have a more normal relationship with that country."
Ayatollah Ali Khamenei, Iran vow 'severe revenge' for Qassem Soleimani killing
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