Sen. Marsha Blackburn, R-Tenn., sent a letter to CDC Director Dr. Rochelle Walensky Wednesday suggesting the agency’s new guidance encouraging K-12 schools to shut down in-person extracurricular activities will harm the health of students.

Sen. Marsha Blackburn, R-Tenn., sent a letter to CDC Director Dr. Rochelle Walensky Wednesday suggesting the agency’s new guidance encouraging K-12 schools to shut down in-person extracurricular activities will harm the health of students.