Houston Methodist nurses host walkout today over COVID-19 vaccine job requirement

My mother has a compromised immune system so she does not get as much protection from Covid-19 vaccine as someone with a functioning immune system. Her condition puts her at risk for sever Covid-19 disease. Is this happening in UT Health as well?

https://abc13.com/health/group-of-houston-methodist-nurses-protest-vaccine-requirement/10756212/