31.   The bomb exploded near the entrance to Downing Street.

32.   Most people were in their beds when the bomb exploded in the middle-class district of Bowbazaar soon after midnight, police said.

33.   A hoarding shields the still-ruined building where the bomb exploded.

34.   As we talk, yet another IRA bomb has exploded in the capital.

35.   Also this week, a bomb exploded under a car belonging to a pro-Karadzic editor of the state-run Glas Srpski daily in Banja Luka.

36.   Amid the smoldering rubble under Pushkin Square where the bomb exploded, hundreds of Muscovites gathered to pay homage to the dead.

37.   And in Bethlehem, an Israeli reserve officer was seriously injured when a bomb exploded.

38.   And last week a homemade bomb exploded at a gas well near Beaverlodge, in the foothills of the Canadian Rockies.

39.   And since a bomb exploded in the World Trade Center garage two years ago, many have tightened their security procedures.

40.   And the bomb finally exploded, in a relatively quiet locker room eruption.