steps here, testing, what else do we expect? >> reporter: that's right, jim. it is going to be a very different message from the one you might have expected a year ago during that last winter surge. instead, what you're going to see here is the president delivering two clear messages, one to the unvaccinated, warning them of the risk of serious illness and hospitalization if they do not go ahead and get vaccinated. and then another to the vaccinated, perhaps anxious americans, telling ing them then continue with their holiday travel plans as long as they continue to practice common sense public health measures. and also making clear that they are at low risk of serious illness because of the protection they have from vaccination, particularly if they are boosted. as far as the new steps, half a billion free at home rapid tests who will be sent to any american who requests one. the first tranche will go next month. that is a change in approach from this administration after the white house press secretary just a couple of weeks ago essentially dismissed the idea of sending free at-home tests to