Trump’s Facebook ads focus on Schumer, Pelosi and the border wall as Democrats play catch-up

Article cites research led by Damon McCoy, assistant professor of computer science and engineering at the NYU Tandon School of Engineering.
Trump spent $3.6 million on Facebook ads from Dec. 30 to March 23, according to data compiled by researchers at the Online Advertising Transparency Project. … The data provides fresh insight into the themes and strategies that the Trump campaign is employing in the earliest days of the 2020 election cycle.