Vyacheslav Fedorishchev

The provided news articles discuss cross-border attacks between Russia and Ukraine, including incidents in Bryansk and Sumy, and Ukrainian long-range strikes on military and energy sites in Russia, specifically mentioning an attack in Sevastopol, Crimea. However, the name Vyacheslav Fedorishchev does not appear in any of the snippets or titles of these articles. Therefore, no information can be provided about this individual based on the given text.