The war of words between Austria’s Foreign minister Sebastian Kurz, and his Turkish counterpart Mevlut Cavusoglu has escalated – or, rather descended into ugly name-calling.

Austria’s Constitutional Court has ruled that the presidential run-off election must be held again.

Anti-immigration Freedom Party candidate Norbert Hofer – seen here on the left – was narrowly defeated in May by former Greens leader-turned-independent Alexander Van der Bellen.