Bad Köstritz (dpa/th) – In the middle of the night in Bad Köstritz (Greiz district), unknown persons threw a smoke grenade into the entrance area of ??a hotel. Because of the heavy smoke, 60 hotel guests had to temporarily leave the building at around 2 a.m. on Saturday morning, the police said on Sunday. No one was injured, but property damage occurred in the affected area of ??the hotel. The criminal police are investigating the suspicion of serious arson and are looking for possible witnesses to the incident.