She was merely taken away to somewhere else where it would be her turn to vent.
Next time though, maybe the cops will take a different route.
Yes, and that's why I'm whining. The cops will allow any kind of demonstration - from the merely tacky, to the disruptive, to the almost threatening (at least, I think they still go though metal detectors).
I think it won't be long before a President decides that it isn't worth it to give his opponents tv time, and that will be the end of the SOTU speeches.