MOSCOW (Reuters) -Ukrainian drones targeted St. Petersburg on Sunday, Russian authorities said, forcing the airport to close for five hours as Vladimir Putin marked Russia's Navy Day in the city, despite the earlier cancellation of its naval parade due to security concerns.

Moscow cancels Navy Day parade in St. Petersburg as nearly 100 drones reportedly downed across western Russia ・'We assessed your attempt,' — top Ukrainian drone commander hints Russia tried to strike multiple unit leaders at once ・Moscow warns of ongoing war unless Ukraine complies with its maximalist demands ・Rubio

Russia on Sunday scaled down the festivities honoring its navy citing security concerns as continuing Ukrainian drone attacks posed a challenge to the Kremlin.