supplies, and people to manufacture the tests. >> reporter: this diagnostics expert says distribution is its own issue with supply chain woes similar to other products over the last few months. what are you telling people who don't know where to get a test? >> this is the time to not be picky. if you can get a test over the counter, terrific. if you can get a test in your doctor's office, particularly if you have any symptoms, take it. >> reporter: meanwhile, in florida -- o. >> r of mind amid the covid holiday surge. >> morgan, the president said insurance companies will reimburse you for the at home tests. is that happening? >> reporter: kate, that's right but the policy won't go into effect until next year meaning if you buy a test today you won't be getting any reimbursement.