Travel data of passengers arriving in the United States from China during the critical period in December, January and February, when the disease took hold in that country, shows 759,493 people entered the U.S.
The travel ban may have helped but the 3/4 of a million people entering the country illustrate that it was not a cure and certainly did not save, "billions" as Trump suggested.
As bad as Hillary is, she is smart and she is a hard worker. She would have mobilized the nation to insure there was a national plan of attack, a national plan for states to adopt and she would have, worn a mask.