Explosions heard in Mariupol

Explosions rang out in the Kalmiusky district of Mariupol, a southern Ukrainian port city temporarily captured by Russian forces, on the evening of Monday, September 12.

Petro Andriushchenko, an adviser to the mayor of Mariupol, reported this on Telegram, according to Ukrinform.

"Explosions were reported in the Kalmiusky district of Mariupol at around 19:40," the report said.

Residents of the temporarily occupied city of Berdiansk also said they heard powerful explosions on Monday.