The Islamic Republic... has got a problem. It's not the nuclear clock that's ticking... it's the Green rebellion they need to worry about. Even the most militant of the Basij can now see, that this velvet-revolution is not going away. No matter how many police or militia-guards are sent to the streets. Mousavi may not Gorbachev... and this is no perestroika. But it's obvious, the gyration of the revolution are taking it's course... and that's exactly what's happening now.
Clinton congratulates Sanders, acknowledges she has to win over younger voters (Reuters)
from the article: Mousavi's nephew said among nine killed at Iran rallies