Through federal agencies, the Biden Administration is trying to enforce several different vaccine mandates. They’ve all faced legal challenges to one degree or another. The Supreme Court heard oral arguments on Friday on whether the mandates issued through OSHA and the Centers for Medicare and Medicaid Services should be allowed to go ahead. The ones that more directly affect federal employees and contractors haven’t reached the high court – at least not yet. Federal News Network’s Jared Serbu has been following the issue, and he joins the Federal Drive to bring us up to speed on where some of the cases stand.