A military source said anti-terror operations in the Mosul area lasted from Saturday until Thursday and led to 833 arrests, KUNA reported Friday.

In other news, a car blast hit an Iraqi law enforcement building in Fallujah, injuring four police officers, Press TV said Friday.

In another incidence of violence, armed fighters in Baghdad opened fire on an Iranian Embassy convoy, killing one person and injuring an Iraqi and three Iranians, officials said.

Two Iranian diplomats were severely wounded in the Thursday attack, which took place as the convoy was traveling to a Shiite shrine in Kazimiyah, Iranian Embassy spokesman Manoucher Taslimi said Friday.