Serhii Lysak

Serhii Lysak is not mentioned in the provided news articles. The articles focus on Russian attacks on Ukraine, specifically drone and missile strikes that resulted in casualties and damage to residential areas. One article mentions a proposed ceasefire for Orthodox Easter, while the other details President Zelenskyy's visit to the UAE to discuss drone defense. The articles highlight the ongoing conflict and its impact on Ukrainian civilians, as well as Ukraine's efforts to strengthen its defense capabilities. Without mention of Serhii Lysak, it's impossible to determine his background, newsworthiness, or relevance based on this information.