The explosion on Saturday occurred around 10 a.m. in the Sadr City neighborhood of Baghdad , a vast , fetid enclave of 2.5 million people who mostly follow Moktada al-Sadr , the radical Shiite cleric .
Baghdad /location/location/contains Sadr City
DT NN IN NNP VBD IN CD NN IN DT NNP NNP NN IN NNP , DT JJ , JJ NN IN CD CD NNS WP RB VBP NNP NNP , DT JJ JJ NN .
Baghdad
LOCATION
Sadr City
LOCATION
/location/location/contains