An aerial view shows Ukrainian UAV Bayraktar targeting Russian landing by Press service of Ukrainian Ground Forces on May 7, 2022. Ukrainian forces on Saturday (May 7) released footage it said showed drone strikes on a Russian landing craft vessel and a building which housed missiles on Snake Island. Ukrainian Ground Forces/Handout via REUTERS

An aerial view shows an explosion at Zmiinyi (Snake) Island, Ukraine, in this still image from a handout video released by Press service of Ukrainian Ground Forces on May 7, 2022. The video showed a vessel being hit by the drone, before being engulfed in smoke and flames. The video also showed a further drone attack on a building shortly after people were seen moving around it. Ukrainian Ground Forces/Handout via REUTERS

An aerial view shows an explosion at Zmiinyi (Snake) Island, Ukraine, in this still image from a handout video released by Press service of Ukrainian Ground Forces on May 7, 2022. Ukrainian Ground Forces/Handout via REUTERS

An aerial view shows Ukrainian UAV Bayraktar hitting Russian landing craft vessel with missiles, at Zmiinyi (Snake) Island, Ukraine, in this still image from a handout video released by Press service of Ukrainian Ground Forces on May 7, 2022. Ukrainian Ground Forces/Handout via REUTERS

An aerial view shows Ukrainian UAV Bayraktar targeting a building at Zmiinyi (Snake) Island, Ukraine, in this still image from a handout video released by Press service of Ukrainian Ground Forces on May 7, 2022. Ukrainian Ground Forces/Handout via REUTERS