Availability? Europe was reneging on or delaying their supply agreements, and we were busy making our own AZ as it's cheaper to produce.
All the experts said that coming up with a vaccine is one thing, but getting it mass-produced and distributed takes a while.
Here's how sh1t we are going based on the Fed Government's own targets regarding the rollout.
That's truly sh1t, and "starting from behind" is no excuse.