Moroccan police said Wednesday they had broken up a people smuggling gang in a northern town near the site of a deadly border tragedy in June. The DGSN security service said it had arrested 23 suspected smugglers during morning raids in Nador and surrounding areas. Nador is near the border with the Spanish enclave of Melilla, one of two main European Union territories on African soil and a magnet for migrants fleeing violence across the continent and seeking refuge in Europe. Those arrested Wednesday included Moroccans and four people from sub-Saharan Africa. “They are suspected of acting as m…