I think her agenda is her, and her belief is no publicity is bad publicity. Judging from her remarks she seems out to damage or destroy any confidence or trust that the Marine Corps will conduct a fair hearing or, if the evidence justifies it, a fair trial. Destroying confidence in your commanders is not conducive to good morale.
That was the kind of crap that left-wing attorneys pulled in the 1960s and 1970s when they were representing clients that were guilty as sin--ensure that the "community" became convinced that "DA MAN!" was rigging the case.
Why do I find it so disturbing to see conservatives embracing this kind of thing?