1.   An investigation cleared Baker of wrongdoing, but the shooting sparked racial tension within the city and the police department.

2.   But the shooting did not spark a debate over guns, which are ubiquitous here.

3.   Dave Thomas, district attorney for the area that includes Columbine, said the shooting should spark serious reflection about American society.

4.   The shooting sparked a great commotion here and overseas.

5.   The shooting sparked an outcry from black and Hispanic drivers, who had complained for years that they were routinely pulled over solely because of their skin color.

6.   The shooting sparked a political uproar from civil rights activists, who had complained for years that troopers were singling out black and Hispanic drivers for traffic stops.

7.   The shooting sparked a flurry of protests by civil rights activists and other LAPD critics.

8.   The shooting sparked a panic, and scores of people died in the stampede.

9.   The shooting sparked outrage among Kingston residents, who staged demonstrations and blocked streets with burning debris.

10.   The shooting sparked three nights of rioting before a curfew restored order.