That concludes our Ukraine live blog for today. Please join us again tomorrow for more coverage.
The Ukrainian Foreign Ministry is protesting the detention of Ukrainian citizens in Crimea:
NATO Secretary-General Jens Stoltenberg has called again for Russia to use its influence on the separatists in Donbas:
Are Kharkiv and Odesa susceptible to Russian propaganda?
Radio Svoboda report on how the Firtash case could affect the Ukrainian elections: