infections. this virus is not stopping any time soon. we need to make sure that we have all things in place, surveillance, deep sequencing, international collaborations around the world, to make sure that we're watching this virus as it changes. as soon as we detect a change, like omicron, instead of waiting for it to hit our borders we these to take action and make sure we have our vaccines and our drugs and diagnostics ready and in supply so we can fight it before it becomes another omicron. >> yeah. in terms of diagnostics, those free at home testing kits, they are set to become available this coming week, but is that enough? is it too little too late? by the way, four tests for some families won't be near enough. >> it's not enough. i encourage people to get what they can and use them responsibly and wisely. we need to use these tests. they tell you if you get a positive test you are contagious and should not go to work or