(AGI) Vatican City, July 19 - The seat of the Syrian CatholicArcheparchy of Mosul in Iraq has been burned down by members ofthe Islamic State in Iraq and the Levant, and the situation forIraqi Christians has become dramatic, Syriac Catholic PatriarchIgnace Joseph III Younan told Vatican Secretary for Relationswith States, Archbishop Dominique Mamberti on Saturday. TheIslamist militants have threatened to kill Christians unlessthey convert to Islam. "It's terrible. This is shameful for theinternational community," the patriarch said. (AGI) . .