Explosion Near Moscow Train Station Kills Police Officer and Suspect

Early Tuesday, an explosion near Moscow's Savyolovsky Train Station killed two people: a police officer and a suspect who detonated an explosive device next to a police vehicle. Two other officers were injured and hospitalized. Russian authorities have launched an investigation, but details about the assailant and motives remain undisclosed. The incident coincided with the fourth anniversary of Russia's military action in Ukraine.