THIS is the data that makes the expense worth it to the US: With a few adjustments to the software, they now know definitively that a $4m Patriot missile can easily intercept a $10m "Invincible" Kinzhal. https://www.msn.com/en-us/news/world/putin-s-superweapon-fails-as-kindjal-missiles-become-easy-targets-for-ukraine/ar-AA1rT9cM?ocid=msedgntp&pc=TBTS&cvid=0a40f3f2fa9a49ee9125b8c6fdfaab5c&ei=13