Why Vaccine Makers Can't Keep Up with the H1N1 Virus

"The CDC just can't seem to get its predictions right when it comes to H1N1 vaccine delivery. In July, the organization said 120 million doses would be available to Americans by mid-October. In August, they reduced the estimate to 45 million doses. Now in mid-October it's down again to between 28 and 30 million, with some states ordering 10 times the amount actually distributed."