51.   Police are investigating the attack, the third such incident in the past two years.

52.   President Jacques Chirac said an investigation would hopefully ensure against the recurrence of such an incident.

53.   A laptop belonging to a senior naval officer has been stolen in the third such incident since March, the Defense Department confirmed Sunday.

54.   A spokesman at the Azabu Police Station near the embassy in central Tokyo said an investigation into whether such an incident occurred was underway.

55.   A Russian Interior Ministry soldier opened fire on his comrades at a small railway station Wednesday, killing two and wounding three in the second such incident this week.

56.   A Sudanese military aircraft flew deep into Ugandan airspace last week, the fourth such incident in two years, a newspaper reported Friday.

57.   A Sudanese military aircraft flew deep into Ugandan airspace last week, the fourth such incident in two years, an independent newspaper reported Friday.

58.   A security guard heard a bang and discovered the remains of a bomb outside a department store Thursday, the third such incident in four days, police said.

59.   Air Force fighters intercepted a private jet flying into restricted Olympic airspace Sunday, the third such incident since the games began.

60.   And it is not the first such incident at BWI since the attacks.