unless a progressive third party emerges the system will keep getting worse
If a progressive third party emerges, they’ll split the vote with Democrats, making both of them weaker. That’ll just give every election to Republicans and make the country get worse even faster.
The only way to get progressive candidates is by moving the Overton window to the left, and the only way to do that is by voting for Democrats.
Sure, if she finds a lawyer who will work pro bono.
Even then, she and her son will be homeless for a long time before winning anything.