Terror group ISIS have released a video which apparently shows the teenager who attacked passengers with an axe on a train in Bavaria on Monday making threats. The video was released through the jihadi organization’s news agency Amaq, which had claimed a link earlier in the day. The assault on a regional train near the southern city of Würzburg on Monday left two of the victims in a critical condition, said Joachim Herrmann, the interior minister of Bavaria state. The teenage assailant was killed as he tried to flee. …