Ukraine says its Sea Baby drones have become 'much more' powerful and can hit Russian ships anywhere in the Black Sea

• Ukraine said its Sea Baby drones have been upgraded to become much more powerful.
• SBU spokesperson Artem Dehtiarenko said they can now strike Russian ships anywhere in the Black Sea.
• He also said that the drones can carry a ton of explosives over more than 600 miles.

Ukraine's security service said its Sea Baby drones have become "much more" powerful and can now strike Russian ships anywhere in the Black Sea.