September 2021: Rare Earth Mining, the F-15EX, and Marine Corps Training

<p><img src= "https://assets.libsyn.com/secure/show/22834/Libsyn_thumbnail.jpg" alt="" width="356" height="356" /></p> <p>In this episode, National Defense takes a look at rare earth mining, the Biden administration’s embrace of a Trump-era fighter jet program, and how the Marine Corps is investing in new training systems.</p>