Tweets from the Austrian foreign minister, Sebastian Kurz, who is also the OSCE chairperson in office for 2017.
Tweets coming in fast and furious about this. Potentially a very big development:
Hello again. Here are a few of the things that caught our eye while we were gone:
That concludes our live-blogging of the Ukraine crisis for Saturday, April 22, 2017. Check back here tomorrow for more of our continuing coverage.