There is a belief that President Trump will soon move to fire Special Prosecutor Mueller. This would result in a large protest within 24 hours of the firing. The protest would be semi-spontaneous and more than likely to happen on short notice. Based on this information, beginning tomorrow, April 19, 2018, many police departments' personnel are being required to bring a full uniform and any issued protective equipment (riot gear) with them to work until further notice.
After 9/11, my dad filled a duffel bag with some energy bars, a couple gallons of water, some penicillin, and a map. Amid scaremongering headlines about imminent anthrax and “dirty bomb” attacks in the city, he wanted to have some supplies on hand in case we needed to get out of Brooklyn fast. Were he to assemble such a bag today, he’d likely stumble on a number of companies promising a more wholesale brand of disaster preparedness: a box full of shelf-stable freeze-dried meals, to be revived from their dessicated state with the addition of boiled water.