Police in Sweden say teenager under arrest after three killed in Uppsala shooting / Swedish police could get new tools to stop gang recruitment online / Swedish police say 'multiple nationalities' among victims of school mass shooting / Swedish police say mass shooter was connected to school where he opened fire, had weapon licenses / Swedish police officers not welcome in Norway / Swedish police make arrest over deaths of two Britons found in burnt-out car in Malmo / Thesis finds that recruitment of Swedish operational police officers needs to be broadened