The attack followed five suicide bombings in less than a week.
The attack follows a similar raid in the same area last week that took 34 lives.
They also warned that more attacks on security forces would follow.
The attack followed several warnings by the group that it would single out American interests in the region.
A second attack followed on July 21 but caused no casualties.
The attacks, which began on June 26, follow a similar pattern.
The attack followed other attacks on republic officials in June 2009.
So the subject will certainly form the centerpiece of the meeting, even if no attack follows at once.
A second more powerful attack soon followed which came from both the front and the rear of the line.
Who knew, in those early days, what other attacks might follow?