Climate activist Greta Thunberg was detained by Swedish police in Malmö on Saturday for attending a pro-Palestinian protest outside the Eurovision venue. Thunberg, who was wearing a keffiyeh, was escorted away from the event by the cops, according to footage from the incident. Police said in a statement that they had “handled a number of unauthorized public gatherings” and taken several people into custody, but it was not immediately clear if Thunberg was among them or faced any charges. “I’m here to show we think it is outrageous and inexcusable for Eurovision to let Israel participate while committing a genocide,”...