This was announced by CNN's Christian Amanpour citing sources from the French investigation

With vigils in front of the French embassy and the French Institute, Athenians and Thessalonians paid tribute to the victims of the terrorist attacks in Paris; the tide of refugees continued this weekend

The Syrian passport, found near the body of one of the terrorists in the French capital, belongs to a man registered as a refugee on the island of Leros on 3 October