<sod >Isis has released a propaganda video showing sledge-hammer wielding militants destroying ancient artefacts in IraqÃÂ¢ÃÂÃÂs northern city of Mosul.< eod>< sod > Isis followers have released a propaganda video showing sledge-hammer wielding militants destroying artefacts in IraqÃÂ¢ÃÂÃÂs northern city of Mosul, in another example of the group's attempt to wipe out what it deems to be heretic.< eod>