Terrorist cell took advantage of refugee crisis to ‘slip in’ to France

Members of the terrorist cell which carried out the attacks in Paris took advantage of the refugee crisis to “slip in” to France, according to the country’s prime minister. Manuel Valls said the EU’s passport-free zone — under the Schengen agreement — would be “undermined” if Europe did not tighten security at its external borders. He warned authorities were unsure if there were any other groups or individual jihadists “still active”, adding the terror threat would be “long and permanent”. EU moves to tighten borders after Paris attacks Paris attacks: Details emerge on female suicide bomber Clinton wants to ‘intensify and broaden’ fight against Isis...