BELGRADE: Serbian police have arrested 11 people over hate-motivated acts in France and Germany, including defacing Jewish sites and placing pigs’ heads near mosques, authorities said on Monday. A twelfth suspect, “currently on the run”, is accused of training the group nationals on “the instructions of a foreign intelligence service”, the Interior Ministry said in a statement, without specifying their nationality. “Their objective was also to spread ideas advocating and inciting hatred, discrimination and violence based on differences,” the statement said. France has launched a series of investigations in recent years into acts of vandalism linked to foreign interference, with...