Editor’s note: This is a developing story. Ukraine’s military intelligence (HUR) said on Feb. 1 that its operatives sunk a Russian Tarantul-class Ivanovets missile corvette from the Black Sea Fleet overnight off of occupied Crimea. Ukraine’s military intelligence released a video of a naval drone approaching a ship and an ensuing explosion. The accompanying message said that the Ivanovets received “direct hits to its hull” and was irreparably damaged. The Ivanovets sunk afterward, the military intelligence said. Ukraine’s military intelligence said that the ship costs approximately $60-70 mill…