Mössingen (dpa / lsw) - After an alleged knife attack in a refugee accommodation in Mössingen, an arrest warrant was issued against the suspect on Saturday. According to initial findings, the 31-year-old is said to have inflicted several injuries on his 26-year-old roommate on Friday in an argument with a knife, the police said. He is said to have been accompanied by three unknown men. The police are investigating on suspicion of an attempted homicide.