German Chancellor Angela Merkel and British Prime Minister David Cameron have summoned government ministers for crisis security meetings in Berlin and London on Saturday to discuss a series of deadly terrorist attacks in Paris, dpa reported. The Berlin talks are scheduled to begin at 1 pm (1200 GMT) in the German Chancellery. Cameron announced a meeting of his Cobra emergency committee in London, but did not give the time that it would meet. At least 128 people are thought to have died in the coordinated attacks in the French capital on Friday night.