ISIS claimed responsibility on Saturday for two attacks targeting Syrian army personnel in northern and eastern Syria, as the militant group signaled what it described as a new phase of operations against the country’s leadership.The militant group said on its Dabiq news agency that it had targeted “an individual of the apostate Syrian regime” in the city of Mayadin in Deir Ezzor province using a pistol, and attacked two other personnel with machine guns in the northern city of Raqqa.For all the latest headlines, follow our Google News channel online or via the app.Syria’s Defence Ministry said in a statement that a Syrian army soldier and a civilian were killed on Saturday by “unknown assailants.” A military source told Reuters the soldier belonged to the army’s 42nd Division.The attacks come amid a sharp escalation by ISIS against Syria’s leadership under President Ahmed al-Sharaa, a former al-Qaeda leader who broke with the group in 2016 before leading a coalition that overthrew