As indicated by Mr. Bryant, you should consult with an employment attorney before proceeding. Assuming they submitted an answer to your complaint...

If they refuse to participate, the investigator will continue their investigation without their information. They is not a way to compel them to...

As long as they are not doing so in a discriminatory fashion, and pays you for all hours worked, your employer can generally give you whatever...

I do not think that makes a claim that anyone can recover for. While not very professional, it is not illegal.

Voluntarily leaving a position generally makes you ineligible for unemployment.

As indicated above, more details are needed and I would recommend that you consult with an employment attorney. generally speaking, you can be...

The above attorneys are correct, this raises lots of questions. I would consult with an employment attorney to review your options.

As Mr. Bryant indicated, the testing is a reasonable accommodation for you not getting the vaccine.

Unfortunately, unless you are a member of a union, they do not have to inform you of the reason.

You should speak with an employment attorney as soon as possible. You may have claims for disability discrimination under state law.