There were reports of bad vaccine batches being intercepted. I guess it's debatable whether any vaccines are good, but whatever. James Casbolt talked about it. Canada had bad batches that weren't administered.
Maybe something was circumvented. Just speculating.
GlaxoSmithKline Recalls H1N1 Vaccine in Canada Over 'Life-Threatening' Allergy Risk
http://www.foxnews.com/story/0,2933,576526,00.html