Baghdad is now verging on total collapseAs I hung up the phone, I wondered if I would ever see my friend Ali alive again. Ali, The Times translator for the past three years, lives in west Baghdad, an area that is now in meltdown as a bitter civil war rages between Sunni insurgents and Shia militias. It is, quite simply, out of control.I returned to Baghdad on Monday after a break of several months, during which I too was guilty of glazing over every time I read another story of Iraqi violence. But two nights on the telephone, listening to my lost...