Sen. Joe Manchin (D-W. Va.) has indicated that he may vote with Republicans to strike down President Joe Biden’s wide-reaching private sector vaccine mandate, adding another threat to a list of growing legal challenges against the measure. Through a political procedure instituted in the 1990s, Manchin’s defection would be enough to overturn the private sector mandate entirely. Biden introduced a sweeping vaccine mandate in September, telling the nation that “our patience is wearing thin” with the millions of Americans who have chosen to not get vaccinated against the CCP (Chinese Communist Party) virus. The mandates would apply to all federal employees, including military personnel and federal contractors. They would also extend into the private sector, requiring that all firms with 100 employees or more mandate weekly vaccination or testing. To enact the mandates, Biden asked the Occupational Safety and Health Administration (OSHA) to declare an emergency temporary standard. In the …