71.   An explosion ripped through a telephone exchange in a popular tourist resort south of the Sri Lankan capital, knocking out communication links, police said Tuesday.

72.   An explosion ripped through British barracks Friday, severely damaging several buildings but causing no injuries.

73.   An explosion ripped through the front of a packed trolleybus in the center of Moscow on Thursday, wounding at least five people, officials said.

74.   An explosion ripped through two buses filled with rush-hour riders and university students Monday, killing five people, including an American tourist.

75.   An explosion ripped through a crowded gay pub in central London on Friday, killing two people and injuring more than two dozen, police said.

76.   An explosion ripped through a government tax office in Katmandu Monday injuring at least two workers, eyewitnesses and police said.

77.   An explosion ripped through a passenger bus in Jerusalem on Monday, killing and injuring an unknown number of people, police said.

78.   An explosion ripped through a regional subway train during rush hour Tuesday, setting off a blaze and killing at least three people, authorities said.

79.   An explosion ripped through a shopping center near Seattle on Friday, injuring four people.

80.   An explosion ripped through the front of a trolleybus in the center of Moscow on Thursday, wounding at least five people, officials said.