not a real news source
whoops… narrative collapse:
The crucial decision was made in late September or early October when Mr. Trump's son-in-law Jared Kushner and Brad Parscale, Mr. Trump's digital guru on the 2016 campaign, decided to utilize just the RNC data for the general election and used nothing from that point from Cambridge Analytica or any other data vendor. The Trump campaign had tested the RNC data, and it proved to be vastly more accurate than Cambridge Analytica's, and when it was clear the RNC would be a willing partner, Mr. Trump's campaign was able to rely solely on the RNC.
https: //www.cbsnews.com/news/trump-campaign-phased-out-use-of-cambridge-analytica-data-before-election/