Serbia's Education Minister Resigns After Mass Shootings

Serbia's education minister, Branko Ruzic, has resigned following two mass shootings that left 17 people dead. The government has urged citizens to turn in all unregistered weapons or face prison. The violence has shocked the Balkan nation, which has the highest number of registered arms per capita in Europe. The motives of the attacks remain unknown. The government has promised a gun crackdown and increased security in schools and across the country.