ORENBURG, April 16. /TASS/. One policeman was killed and three others injured after a man opened fire on authorities in the Orenburg Region as they were executing a federal arrest warrant on him, the Interior Ministry said.

TASS has compiled the key facts about the incident.

- According to the Interior Ministry, the police officers went to the village of Akkermanovka to arrest a man on the federal wanted list.

- The man opened fire when seeing the police.

- The man escaped.