timhau
NWO Litter Technician
It only requires the announcement of a vaccine, not the actual developing of one.
If some other research group beats the US to the punch and announces the rollout of a vaccine before mid-October then President Trump simply makes the announcement based on that vaccine and not a US-produced one.
After all the facts don't matter, the announcement does.
For this to work, he'd need strong credibility outside his base. I doubt he has that.