The OSCE's monitors in eastern Ukraine file their latest report:
Citing the Ukrainian news agency UNIAN, the Crimea unit of our Ukrainian Service is reporting that Chechens and Cossacks, both flying the flag of pro-Russian separatists, are fighting in the eastern region of Luhansk. Read more here (in Russian).
RFE/RL's Ukrainian Service reports that the Ukrainian Security Service says it has detained two Russian citizens and one Belarusian citizen in Odesa that it says were preparing antigovernment actions. Read more here (in Ukrainian).
"Ukrayinska pravda" reports that there were "no losses" overnight in eastern Ukraine:
Troops moving in Donetsk yesterday, reportedly:
This purports to be a map of the military situation in eastern Ukraine as of today. We can't vouch for it, but it seems to coincide with reports: