Russia-backed separatists from Ukraine's eastern Donbas region have released four Ukrainian citizens, who have been flown to the Belarusian capital, Minsk

How can Ukraine protect the seamen who were taken prisoner by Russia?

However, according to Marchuk, the Russian side does not accept such offers

Ruslan Petrenko (not his real name) from a small town near Donetsk was a pro-Ukrainian activist. This got him in trouble: he was taken hostage by the “DNR” terrorists and spent more than a month in captivity