Russia's lockdown of Odessa ports could be a grim turning point in war

Over the course of a few short weeks, a grim new reality has taken shape in Ukraine. Russia has shown that it need not conquer and occupy Ukraine’s entire Black Sea coastline to turn that country into the equivalent of a landlocked state. It need only deny access to Ukraine’s critically important Odessa port complex, something it is doing quite effectively through air and missile strikes on port…