Joe Biden is trying to rewrite history by falsely taking credit for Operation Warp Speed after he spread doubt about the vaccine for months during the campaign.

And we have the receipts:
For more examples, check out this piece from RNC Research.
While Biden was sowing doubt, Republicans were delivering historic results, developing a vaccine in record time and enacting a historic distribution plan that was already on pace to meet Biden’s vaccination goal before he took office and accelerating. Instead of falsely claiming credit, Biden should give credit where credit is due and apologize for his months undermining confidence in the vaccine.