The attack came as the American ambassador to Iraq , Zalmay Khalilzad , said in an interview with the BBC that if a unified government was not formed soon , a sectarian war could erupt in Iraq and that such a war could engulf the entire Middle East .
Middle East /location/location/contains Iraq
Middle East /location/location/contains Iraq
DT NN VBD IN DT JJ NN TO NNP , NNP NNP , VBD IN DT NN IN DT NNP IN IN DT JJ NN VBD RB VBN RB , DT JJ NN MD VB IN NNP CC IN PDT DT NN MD VB DT JJ NNP NNP .
Middle East
LOCATION
Iraq
LOCATION
/location/location/contains
Middle East
LOCATION
Iraq
LOCATION
/location/location/contains