What does Gerasimov's nomination mean? Implications of reshuffles in military “wierchuszka” [COMMENT]

In the mediate of the week, RIA Novosti agency reported that Gen. Valeriy Gerasimov, chief of the General Staff of the Russian Armed Forces, will replace Gen. Sergei Surovikin as commander-in-chief of the invasion troops engaged in fighting on Ukrainian territory. The nomination has not only military, but besides political, implications.