Pennsylvania’s acting Secretary of Health Keara Klinepeter walks from a news conference at Grandview Health in Sellersville, Pa., on Jan. 24. Matt Rourke/AP hide caption toggle caption Matt Rourke/AP Pennsylvania’s acting Secretary of Health Keara Klinepeter walks from a news conference at Grandview Health in Sellersville, Pa., on Jan. 24. Matt Rourke/AP The U.S. has…