Close Brian Blalock | SHSUDeborah Wynne-Hester, RN of the Sam Houston State University Student Health Center helps administer the Moderna COVID-19 vaccine to community members. Walker County moves forward with Moderna vaccination events as demand drops Michelle Wulfson | The Item 7 hrs ago Brian Blalock | SHSUDeborah Wynne-Hester, RN of the Sam Houston State University Student Health Center helps administer the Moderna COVID-19 vaccine to community members. Once regarded as a favorable option for rural areas and younger demographics, the Centers for Disease Control and Food and Drug Administration have recommended a pause on the distribution of the Johnson & Johnson COVID-19 vaccine as of Tuesday morning, due to a possible rare health risk.