https://www.washingtonexaminer.com/news/washington-secrets/3312757/obama-coalit… — INFORMANT
https://www.washingtonexaminer.com/news/washington-secrets/3312757/obama-coalition-flips-to-trump-as-youths-and-parents-back-47/
reading contaminated — another post landed inside this measurement window, so this can't be attributed to one post.