Moscow
Speculation by Joe Kent, currently running for Congress in Washington, is similar to the line taken by Russian state propaganda.
Russian President Vladimir Putin dismissed the warning as “provocative” fearmongering from the West.
An affiliate of the Islamic State group has claimed responsibility for Friday's shooting and fire in Moscow, which left 137 people dead and more than 180 others injured.
The attack, which has been claimed by an affiliate of the Islamic State group, is the deadliest on Russian soil in years.
WHAT'S HAPPENING
Navalny died in mid-February in one of Russia’s harshest penal facilities.
His remarks follow his widely criticized interview with Russian President Vladimir Putin.
The assault came after Russia accused Ukraine of killing dozens and wounding over 100 in Belgorod, the most casualties on Russian soil since the war began.
The Moscow City Court extended the custody order on Thursday by three months, drawing objections from U.S. government officials and the Wall Street Journal.
The Mother Ukraine statue has lost its hammer-and-sickle, as officials replaced it with the country's trident coat of arms to help reclaim its cultural identity.
The repeated drone strikes underscore the city's vulnerability as the war drags into its 18th month.