Paris Prosecutor Francois Molins' office said 27-year-old Abdelhamid Abaaoud was identified based on skin samples. His body was found in the apartment building targeted in the chaotic and bloody raid in the Paris suburb of Saint-Denis yesterday.
Police launched the operation after receiving information from tapped phone calls, surveillance and tipoffs suggesting that Abaaoud was holed up there.
Killed along with Abaaoud was a woman who blew herself up with an explosives vest at the beginning of the raid. Eight people were arrested.
"Terrorism hit France not because of what it is doing in Iraq and Syria ... But for what it is," Valls told the lower house of Parliament. He added, "We know that there could also be a risk of chemical or biological weapons."
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Valls did not say there was a specific threat involving such weapons. Elsewhere in Europe, jittery leaders and law enforcement moved to protect their populations as Rob Wainwright, director of the European Union's police coordination organisation Europol, warned of "a very serious escalation" of the terror threat in Europe.
The State Department issued a warning yesterday that St. Peter's Basilica in Rome, Milan's cathedral and La Scala opera house, as well as churches, synagogues, restaurants, theaters and hotels had been identified as "potential targets."
Danish and Norwegian police were asked to be on the lookout for a man Swedish authorities said is wanted in connection with an investigation into "preparation for a terrorist offense." Sweden's Security Service, known as SAPO, said the request was not linked to the Paris attacks.
increased and special attention will be paid to eradicating messages of hate. He also called for more international cooperation, and said he wants to amend the Belgian constitution to extend the length of time terror suspects can be held by police without charge.
"All democratic forces have to work together to strengthen our security," Michel said.
In Belgium, authorities launched six raids in the Brussels region today linked to Bilal Hadfi, one of the three suicide bombers who blew themselves up outside the Stade de France.
An official in the Belgian federal prosecutor's office told The Associated Press the raids were taking place in the suburb of Molenbeek and other areas of Brussels. The official, who spoke on condition of anonymity because the investigation is continuing, said the actions were focusing on Hadfi's "entourage."
Fabius, speaking on France-Inter radio, said the group "is a monster. But if all the countries in the world aren't capable of fighting against 30,000 people (IS members), it's incomprehensible."
France has stepped up its airstrikes against extremists in Syria, and French military spokesman Col. Gilles Jaron said Thursday that French forces have destroyed 35 Islamic State targets in Syria since the attacks on Paris. Next week, French President Francois Hollande is going to Washington and Moscow to push for a stronger international coalition against IS.
In its English-language magazine, Islamic State said it will continue its violence and "retaliate with fire and bloodshed" for blasphemy and "the multitudes killed and injured in crusader airstrikes."
Paris prosecutor Molins said yesterday that investigators found a cell phone in a garbage can outside the Bataclan concert hall in eastern Paris where 89 of the victims of Friday's carnage died. It contained a text message sent about 20 minutes after the massacre began. "We're off, it's started," it read.
Molins said investigators were still trying to identify the recipient of the message.