She caused the names to be unmasked in highly classified intelligence briefs.
So far there is no evidence she RELEASED the names. That would be the leaker.
The leaker is guilty of releasing the unmasked intelligence.
The fact that Rice requested, and NSA complied, is NOT A CRIME, unless it can be proven it was done for illegal purposes.
Again, she's already denied any knowledge of it on national television. She's got big league problems here.