Violent storm killed eleven people in Moscow on Monday, Interfax reported.
The investigative committee earlier confirmed six deaths.
Around 40 people have sought medical help, hundreds of trees have been toppled, Moscow Mayor Sergei Sobyanin tweeted.
Armenia Investigative Committee conducts searches at health ministry, medical center
ABC: 2 police officers killed in New York state
3 killed in helicopter crash in Mexico City
Unidentified persons set fire to Armenian cemetery in Fresno
Armenia National Security Service: We are dealing systematic information intimidation, criminal case launched
Shooting occurs in Philadelphia during celebration marking end of Ramadan
