hunnitmillion replied to your link: Busting Myths About Model Releases
while this may be true, it’s a different story when you’re being questioned by the police.
Print out this Federal Protective Service Information Bulletin and keep it in your camera bag. This official homeland security document emphasizes “the public’s right to photograph the exterior of federal facilities” from “publicly accessible spaces such as streets, sidewalks, parks and plazas.” It also states that in a field interview, “officers should not seize the camera or its contents, and must be cautious not to give such ‘orders’ to a photographer to erase the contents of a camera.” This also applies to video.