more apparent. nearly two years into the pandemic, you may be wondering why is this still a problem? cnn's gabe cohen has been looking at that. he's joining me right now. gabe, what have you found? >> well, kate right now, the situation is not good. many people either can't find tests or they are waiting in line for hours to get swabbed ahead of the holidays, but now the biden administration is making a massive investment in testing. they are buying half a billion at-home rapid tests that they will start delivering to people for free starting next month, and then they are also opening new test sites, the first in the next couple of days. with christmas days away, americans are scrambling to get covid tests, waiting in line in some cases for hours. >> just kind of like trying to play it safe for the family. >> health experts are warning people, even those without symptoms, to get tested before gathering with loved ones. >> they could add another level