The Investigators: How the COVID-19 vaccine is being tracked from the maker to the patient Investigators: How the COVID-19 vaccine is being tracked from the maker to the patient By Jessica Jaglois | December 17, 2020 at 10:22 PM CST - Updated January 12 at 12:16 PM MEMPHIS, Tenn. (WMC) - Millions of doses of the COVID-19 vaccine have been received by various states across the country. 56,550 doses arrived in Tennessee on Thursday. The Department of Defense is keeping a watchful eye on the COVID-19 vaccine starting from when it’s made to where it’s going using a new software system called Tiberius. The system tracks each dose from the manufacturer to the medical provider.