PPS: Oddly Biden rally was loosey-goosiest of ones I've been to. Walk right in-no mandatory sign up or penning. Unobtrusive aides. Seemingly no Secret Service. One heckler escorted out by large grey-bearded man (good optics!). "I'm on the edge" a questionable song choice, however
— Mickey Kaus (@kausmickey) February 11, 2020
from Twitter https://twitter.com/kausmickey