<sod >Civilians have been left picking through debris as medics carried off the casualties afterÂ what is the deadliest Baghdad attack since the Isis killing of at least 40 people inÂ mid-October.< eod>< sod > Civilians wereÂ left picking through debris as medics carried offcasualties afterÂ what is the deadliest Baghdad attack since the Isis killing of at least 40 peopleÂ at a Shia festival inÂ October.< eod>