1.   The bomb detonated with a sharp crack, sending tiny but razor-sharp pieces of metal into the backs of the gun crews.

2.   The first four bombs detonated around noon.

3.   The bomb detonated with a thunder that could be heard for blocks in all directions.

4.   When the vehicle moved off the pin was pulled out and the bomb detonated.

5.   When the vehicle moved off the pin was pulled out and the bomb detonated, said Mr Lowe.

6.   As a result, people who had gone to help casualties of the first blast became victims themselves when the second bomb detonated.

7.   A meteorological bomb detonated off the East Coast on Monday.

8.   A second bomb detonated an hour later, injuring seven people drawn to the scene.

9.   Harris shot several times into the duffel bag left earlier, but the bomb did not detonate.