“Have a feeling Kamala is Soros’s special project and put into play by foreign interests.”
If that were true, then it could be that Harris has been known to be the veep tap for a long time. Not that she’s known it, or even Boe Jiden necessarily, but at a higher level. Thus, they haven’t announced her until they had to because they know she is not a popular person.
Notice the dates here:
https://www.washingtontimes.com/news/2020/jul/29/politico-deletes-report-announcing-joe-biden-chose/
Her pick for VP has been known for quite a while...”Politico” just let the “cat” out of the bag early