daily pandemic records, and now a more worrisome sign - hospitalizations nearing an all time high. schools in oregon to new hampshire are calling for help from the national guard. we have to wake up, america. all work we re doing here, the vast majority is preventable. reporter: this icu patient who is unvaccinated said he could have died if it wasn t for the medical team at dartmouth hitchcock. i will do anything i can to be to voice of people that don t understand you ve got to get vaccinated. reporter: today, the cdc director defending those controversial guidelines shortening the isolation from five days without recommending a test. that after the american medical association called them confusing and accused the cdc of risking further spread of the virus. i have deep respect for the ama, but i will also say we ve heard a lot of support for ongoing guidance from public health partners, other clinical and laboratory partner as well. reporter: later, the cdc