The banks ran out of PPP funds in the first few days. That is why Trump and McConnell are talking about adding more funds.
The PPP funds have not run out yet, but about half has been spoken for so far, and congress isn’t due back until the 20th, and may stay out longer than that.
They don’t want to have to stop, then re-start, but Pelosi want’s more bailouts to the several states to be added.