Two women were killed in a knife attack at an Islamic center in the Portuguese capital.
Two women were killed and several others injured in a knife attack at an Islamic center in the Portuguese capital of Lisbon, police said.
Prime Minister Antonio Costa said on Tuesday that "It is too early to make any interpretation of this criminal act. He told reporters that everything points to this being an isolated incident.
Images from Portuguese television showed armed police outside the Muslim center.
The police said in a statement that several people were injured in the attack and two deaths have been confirmed so far. He added that the suspected attacker has been shot and arrested.