He is not allowed to leave the city. It seems that the public attention the case had caught has helped to hold back the nastier side of the Ukrainian authorities. Last night Alex Christoforou of The Duran published a short video talk with Gonzalo Lira (vid).

2. Russia's war aims

In a talk at a defense industry meeting Major General Rustam Minnekaev, Deputy Commander of the Central Military District, named areas of Ukraine which Russia wants to secure (machine translation):

"Since the beginning of the second phase of the special operation, it has already begun, literally two days ago, one of the tasks of the Russian army is to establish full control over the Donbass and southern Ukraine," he said.
…
"This (control over the Donbass – TASS note) will provide a land corridor to the Crimea, as well as influence the vital facilities of the Ukrainian [military forces], Black Sea ports through which agricultural and metallurgical products are delivered to [other] countries," – said the deputy commander."Control over the South of Ukraine is another way out to [Transnistria], where there are also facts of oppression of the Russian-speaking population. Apparently, we are now at war with the whole world, as it was in the Great Patriotic War, all of Europe, the whole world was against us. And now the same thing, they never liked Russia," he added.