21.   The train killings sparked panic among female travelers and a warning from prosecutors for women not to take the train alone.

22.   There was concern that the killing would spark new violence.

23.   There was concern his killing would spark new violence.

24.   He expressed concern that the killing could spark sectarian violence in the area.

25.   His killing sparked anger among newspaper commentators in Italy.

26.   His killing has sparked fears of an escalation of violence.

27.   The Saitoh killing sparked renewed cries in Japan for gun control measures in the United States.

28.   Witnesses said the killing sparked panic in Srinagar and vacationers were beginning to leave the strife-torn valley on Wednesday.

29.   That killing sparked outrage across France.

30.   The bungled killings sparked calls for an overhaul of the New Delhi police department.