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.