Source: San Francisco Chronicle By ALBERT AJI, Associated Press DAMASCUS, Syria (AP) — A suicide bomber blew himself up near the headquarters of Syria’s Greek Orthodox Church in Damascus’ Old City, killing at least four people Thursday, minutes after the patriarch had entered the cathedral, state-run TV and a church official said. The blast in the ancient quarter of narrow streets and historic buildings was the first reported suicide attack of the Syrian civil war inside the Old City, although other such bombs have struck the capital of Damascus during the conflict. The blast struck in the vicinity of the Virgin Mary Cathedral in the…