She is still facing sentencing next week on a separate charge in the case.
In the latest development, prosecutors accepted Gough's pleas of not guilty on two charges of breach of the peace, but he still faces sentencing on contempt of court charges for refusing to wear clothes in the courtroom.
However, his former co-defendant, Federico Buenrostro Jr., still faces sentencing.
He's already serving a 60-year sentence on federal child pornography charges, and still faces sentencing for three additional criminal sexual conduct crimes in Michigan.
All 30 are being held in the northern city of Murmansk in what Greenpeace officials describe as grim prison conditions, and they could still face prison sentences as long as seven years if convicted of hooliganism.
Although a legal ruling has spared them from execution, they still face life sentences, and it is unclear when, or if, they will be sent home.
Yet African-Americans who are arrested for possession still face disproportionately long sentences when compared with white offenders.
That seems to mean that hundreds and perhaps thousands of defendants who committed crack-related crimes before August will still face very harsh sentences.
Many defendants still face mandatory-minimum sentences, a policy enacted by Congress in the late 1980s that helped swell the US prison population to unprecedented levels.
Even though Wednesday's hearing removed the death penalty from consideration in the case, Sergeant Bales still faces a sentencing trial, scheduled for August, to determine whether he will receive life in prison with the possibility of parole, or life without parole.
