Natalia Kolesnikova/Anadolu/Getty Images via CNN NewsourceBy Anna Chernova, Alessandra Freitas, Darya Tarasova(CNN) — Moscow’s mayor says a bomb blast that killed at least five people including the woman carrying the device and injured 19 others at a restaurant was a “terrorist attack.” The bomb went off before she entered, killing the security guard who stopped her, and a customer, as well as the woman carrying the device, according to authorities. Later on Sunday, Russian state news agency TASS reported that the death toll had risen from three to five people killed. Moscow mayor Sergei Sobyanin said, “Yesterday, a brutal terrorist attack took place in Moscow, claiming the lives of several people.” ET) near the outdoor terrace, according to Russian state news agency TASS, which cited the Main Directorate of the Ministry of Internal Affairs.