The far-right Alternative for Germany (AfD) is to hold an event on Friday in the southern city of Aschaffenburg, where two people were killed in a knife attack earlier this week. "See you in Aschaffenburg,

Germany's main opposition leader vowed on Thursday to impose immediate border controls if he becomes chancellor, as expected, after elections next month, a day after an Afghan asylum seeker was arrested for a deadly knife attack targeting children.

Police identified the suspect as an Afghan man. Politicians gearing up for an election responded with comments about migration and law and order.