Explosion in Moscow kills Russian police officer after attacker detonates device, officials say

One officer killed and two others wounded after blast at Savyolovsky railway station square in central MoscowA man detonated an explosive device beside a police patrol car in central Moscow early on Tuesday, killing one officer and wounding two others, the Russian interior ministry said.The blast occurred just after midnight at Savyolovsky railway station square, according to the ministrys statement on Telegram. Savyolovsky station, in northern Moscow, is one of the capitals main railway hubs.