In reply to Trangia:
The Guardian is reporting the the US State Department is blaming the Syrian government.
http://www.theguardian.com/world/2016/apr/28/syria-truce-over-airstrikes-de...
Russians are denying carrying out any strikes in recent days, for whatever thats worth.
A horrible situation. It would be nice to think that some day those responsible would be punished. But as the US attacked a hospital in Afghanistan last year, I don't think this is likely.
