One person has been killed and several injured in a knife attack in a Hamburg supermarket, German police say.
The supermarket where the attack took place is located in Barmbek, a northeast neighborhood in the northern port city of Hamburg.
Witnesses said the attack happened at a branch of Edeka, Germany's largest supermarket chain.More news: US Officials Say North Korea Capable of Hitting US in 2018
The man was slightly injured.
Police spokesman Timo Zill said authorities were investigating all possibilities in the attack, which was carried out with a kitchen knife, the news agency dpa reported.
Police have not yet identified the suspect, but said they don't believe anyone else was involved in the attack.More news: Afghan official says Taliban overruns district headquarters
German police said the man is a 26-year-old born in the United Arab Emirates and there were no immediate indications of religious or political motive. Bystanders followed the suspect and alerted the police, who arrested the man shortly thereafter in a nearby street.More news: Stunned Yankees react to Aaron Judge homer nearly leaving Safeco Field