On the 2nd, an explosion occurred outside a police station building in Berlin, the capital of Germany, injuring two officers, one of whom was seriously hurt. The Berlin police announced on the evening of the 2nd that the explosion happened around 8:20 PM, during which the officers were conducting routine security patrols, and an unidentified object exploded near the fence outside the police station building. The police are investigating the incident. (Xinhua)