Russia has charged four suspects it says carried out the attack in a Moscow concert hall that killed at least 137 people.
https://github.com/davepinch/pinchy.cc/blob/master/content/topics/wars/isis/crocus-city-hall-attack/timeline/2024-03-23/2-russia-says-us-embassy-warning-lacked-details/russia-says-us-embassy-warning-lacked-details.md
Russian special services received US data on terror plot, but without any details — source (tass.com) The source in the Russian special services said that “such information had been indeed received”