or continue receiving federal funding for the two programs. it's another step in the push to mandate certain sectors of the workforce. because the president can't mandate a nationwide vaccine, this is one area experts say where mandate could legally work. the new regulations will apply to an estimated 1.3 million workers who are employed at over 15,000 nursing home facilities which need federal funds to survive. this is the center's first disease control released new data warning of a significant decline in vaccine effectiveness in nursing home residents as the delta variant rages on. the president also announcing plans for booster shots if the covid-19 vaccine which calls for an extra dose of eight months after people get their second shot. medical experts say this isn't a surprise. >> if you take a flu vaccine in september, it doesn't work as well in may. that's exactly the same thing we are seeing here for another respiratory virus. he doesn't concern me.