A police officer was killed and another injured in a backpack explosion in the northern Spanish city of Oviedo on Tuesday.
The explosion happened when officers from the Spanish police's dog unit and explosives disposal unit arrived and examined a suspicious backpack, after reports of a dispute that broke out between neighbors.
The police spokesman said after the incident that the officers went to the scene early Tuesday morning after receiving reports of a fight between neighbors, and upon their arrival they found a woman who had been injured by gunshots.
During searches of the place for the attacker, the officers found a suspicious backpack and contacted the bomb disposal units and police dogs.
The police added, "While the package was being transported abroad in order to ensure the safety of the residents, the explosion occurred."