To hospitals across the country anticipating their final. Now, more on this process. Reporter hey, maria teresa. Good evening to you. We are getting some new information from fedex about kind of their operations from today. What we know is that it is wheels down and then right back up. There are Freight Cargo Airliners right behind us here with the vaccine on, and they were here earlier today. They were able to transfer over into trucks and to other airplanes and go right back up again to other hubs and other routes across the country, like we mentioned some 636 sites total. Now, when it comes to all of this that goes into it, youll see here in this footage provided by fedex, it is a very urgent process but a delicate one. Each box has its own subzero housing to keep the temperature really low. It also has a tracker in it. There is Security Escort provided to these shipments, and of course faa is providing priority to any air flights going out that house the vaccine. And of course this