A detective said it was a random sectarian killing.
On 18 August 1972 the unit carried out the first of four sectarian killings.
The days of sectarian killing in Baghdad - the monster that ripped through the city - appear to be over.
For all these gains, Pakistan is also a country with serious problems, as the sectarian killings showed.
But it had all the signs of a sectarian killing.
An attack on the shrine last year set off months of sectarian killings.
The sectarian killing of more than 3,200 people in the last 30 years is "the troubles."
Among the proposals is an increase in American troops to try to quell the sectarian killing.
Shiite-dominated government forces have been accused of carrying out sectarian killings.
During the operation the number of sectarian killings throughout the capital were at an all time high.