From a Wall Street Journal story by Ann M. Simmons headlined “Public Sentiment in Russia Darkens Over Ukraine War”:

MOSCOW—President Vladimir Putin’s massive military mobilization and escalating talk of nuclear weapons in the protracted Ukraine conflict are rattling many Russians, including urban elites for whom the war had seemed far in the background.

The WhatsApp messaging group for residents of a stately post-World War II apartment building on a major thoroughfare in downtown Moscow, viewed by The Wall Street Journal, is peppered with messages of concern: “Is the bomb shelter in the basement still habitable?”; “Who do we need to contact to get it inspected?”; “Where are the entrances located?”