NEW: Testimonial ad from Trump's Former DHS Chief of Staff @MilesTaylorUSA, declaring his support for Joe Biden and describing Trump's presidency as "terrifying" and "actively doing damage to our security." WATCH & go to http://RVAT.org for more.

HOLY MOLEY!

This is powerful. https://t.co/4PaWIxPwl1

— Rick Wilson (@TheRickWilson) August 17, 2020