Caption
Defense Secretary Pete Hegseth speaks during a news conference at the Pentagon on June 22, 2025. (Andrew Harnik via Getty Images)
Missile Defense
Missile Defense
Caption
A serviceman of Ukraine's National Guard in a trench during a tactical exercise on July 22, 2024. (Vyacheslav Madiyevskyy/Ukrinform/Future Publishing via Getty Images)
Caption
Ukrainian soldiers prepare the BM-21 artillery vehicle in its fighting position in Donetsk Oblast, Ukraine, on July 23, 2024. (Diego Herrera Carcedo/Anadolu via Getty Images)
Caption
(Screenshot via Fox News)
Caption
A drone takes off into the sky on June 28, 2024, in Donetsk Oblast, Ukraine. (Yan Dobronosov/Global Images Ukraine via Getty Images)
Caption
Emergency and rescue personnel clear the rubble of the destroyed building of Ohmatdyt Children's Hospital after a missile attack in Kyiv on July 9, 2024. (Anatolii Stepanov/AFP via Getty Images)
Caption
US Army infantry soldiers wait for further instruction during a force on force exercise near Tapa, Estonia, on April 14, 2024. (US Army photo by Spc. Trey Gonzales)
Caption
A Ukrainian soldier pilots a drone in search of targets in Kharkiv, Ukraine, on June 18, 2024. (Pablo Miranzo/Anadolu via Getty Images)
Caption
Ukrainian soldiers carry out detonation work in Donetsk, Ukraine, on June 15, 2024. (Jose Colon/Anadolu via Getty Images)
Caption
The reentry of an unarmed Minuteman III ICBM after a test over the Marshall Islands on September 6, 2023. (US Army photo by Amy Hansen)
Caption
(Screenshot via CNN)
Caption
A Russian armored vehicle destroyed near Donetsk Oblast, Ukraine, on June 9, 2024. (Jose Colon/Anadolu via Getty Images)
Caption
Ukrainian infantrymen during training in Donetsk Oblast, Ukraine, on May 28, 2024. (Diego Herrera Carcedo/Anadolu via Getty Images)
Experts
Rebeccah L. Heinrichs
Senior Fellow and Director, Keystone Defense Initiative
Iku Tsujihiro
Research Associate
Timothy A. Walton
Senior Fellow, Center for Defense Concepts and Technology
