In the bestselling new book "The Hundred-Year Marathon," author and former Pentagon official Michael Pillsbury argues that China is angling to replace the United States as a global superpower. Chief foreign affairs correspondent Margaret Warner interviews Pillsbury about what he thinks the U.S. can do to counteract the “secret strategy.”

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This photograph shows a Dassault Rafale aircraft parked on the tarmac of the French Air and Space Force Luxeuil-Saint-Sauveur Airbase in Saint-Sauveur, France, on March 18, 2025. (Ludovic Marin/AFP via Getty Images)