Northern Ireland Police Federation chairman Terry Spence, who represents rank and file officers, praised his "brave" colleagues on their find.
He said the weapons were "undoubtedly intended to murder officers" and that there is "hiding place for terrorists".
More top news
Ouarzazate in Moroco is all about the movies and half the city's residents work in showbusiness.
Theresa May will say they need to show the same resolve in countering terrorism as they do in responding to the threat posed by Russia.
Vogel is speaking publicly for the first time – it has taken her the best part of 40 years to feel strong enough to do so.