Yet, Kyiv has not taken responsibility for the incident, and it remains uncertain if the explosion resulted from a missile or drone attack. According to MailOnline, the Kyiv-based

A Russian ballistic missile strike on the southern Ukrainian port city of Odesa overnight killed four people and damaged a Barbados-flagged cargo

Ukrainian President Volodymyr Zelensky has shown off the new weapon - known as the Long Neptune - in a video, saying it had been "successfully used in combat"