Margaret Warner talks to former Reagan administration official Michael Pillsbury and The Nation's Robert Dreyfuss on what past endeavors by the United States to offer military aid to rebel movements can teach government officials today about providing weapons to the Syrian opposition.
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President Donald Trump shakes hands with President of the European Commission Ursula von der Leyen as he announces a trade deal with the EU at Trump Turnberry golf club on July 27, 2025, in Turnberry, Scotland. (Andrew Harnik via Getty Images)