51.   Gunfire erupted at an office building Tuesday and police evacuated the complex.

52.   Gunfire erupted at an office building Tuesday, killing at least one person.

53.   Gunfire erupted from the Hun Sen crowd.

54.   Gunfire erupted in Mazar-e-Sharif shortly after noon and continued for several hours, said the workers, who spoke on condition of anonymity.

55.   Gunfire no longer erupts at sunset.

56.   Gunfire erupted and a young militiaman was struck and killed.

57.   Gunfire erupted in the suburbs.

58.   Gunfire erupted with no warning.

59.   Gunfire erupted after militants blocked the police convoy and prevented them from leaving.

60.   Gunfire erupted at a San Diego-area high school Thursday, injuring at least one person, authorities said.