[HIGHLIGHTS] Attack in Moscow: the United States warned Russia of a possible attack against “large gatherings”

The United States says it warned Russia in March of a terrorist attack that could target “large gatherings” The alert dates from the beginning of March. According to the White House, President Joe Biden's administration has implemented a long-standing "duty to alert" policy.

The U.S. Embassy in Russia warned its citizens two weeks ago that it was “closely monitoring reports that extremists have imminent plans to target large gatherings in Moscow, including concerts,” the embassy said.