Update: The news agencies TASS, RIA Novosti, and Interfax report that the victim wounded in the gunfire has died.
A man in Moscow's southwestern district reportedly opened fire outside the Novye Cheryomushki subway station in Moscow on Thursday, before turning his weapon on himself, a source in the city's police department told the Moskva news agency.
“Outside, near the Novye Cheryomushki subway station, an unidentified man opened fire from an unknown weapon, injuring one person. Afterwards, the shooter killed himself,” the source told Moskva.
Officers are now investigating the crime scene. There's currently no further information about the victim.