April 1, 2026 | NatSec Matters Ukraine’s persistence, Baltic ‘gray zone’ attacks, and Russia’s weak spots Home » Ukraine RADM (Ret.) Mark Montgomery CCTI Senior Director and Senior Fellow April 1, 2026 | NatSec Matters Ukraine’s persistence, Baltic ‘gray zone’ attacks, and Russia’s weak spots RADM (Ret.) Mark Montgomery CCTI Senior Director and Senior Fellow Listen Issues: Issues: Russia Ukraine