Factbox - Security developments in Iraq, 03 May 2007

May 3 (Reuters) - Following are security developments in Iraq at 0730 GMT on Thursday:

BAGHDAD - Four U.S. government contractors, all from the Philippines, were killed in a rocket strike on the heavily fortified Green Zone compound in Baghdad on Wednesday, the U.S. embassy said.

BAGHDAD - Two suspected insurgents were detained during a raid in the Shi'ite Sadr City neighbourhood of Baghdad on Thursday, the U.S. military said. Those detained were suspected of working for a cell helped transport bombs known as "explosively formed penetrators" from Iran to Iraq, it said.