In Germany, seven people have been injured, one of them seriously, in an axe attack at the main railway station in the city of Duesseldorf. Police said in a statement that a person, probably armed with an ax, attacked people at random at city's Hauptbahnhof railways station.<br/><br/>The suspected attacker was arrested after jumping off an overpass near the train station,said the police.Germany is on high alert for terror attacks. A jihadist drove a lorry into crowds at a Christmas market in Berlin in December, killing 12 people.