...if she did not improve they would take out her feeding tube resulted in this: she sat up in bed and began to attempt to get out of bed, when she couldn't she started to cry.
If this did indeed happen, then she is not in a persistent vegetative state, and the entire issue is moot. The doctors involved are all conspiring to murder a healthy patient?
Euthenise, murder - it's all in the semantics, isn't it?
I guess the doctors and nurses who claimed she is responsive are all conspiring to keep a "dead" (your definition) corpse in suspended animation?
The doctors are following the law, as interpreted by Judge Greer.