1.   Hamas blamed the explosion on Israel and the PLO, although Palestinian police said the militants blew themselves up accidentally while preparing bombs.

2.   Israeli officials said after the blast that Jabara had prepared bombs for use against civilian Israeli targets.

3.   Israeli officials said that it seemed likely that the Fatah leader blew himself up while preparing a bomb.

4.   Palestinian and Israeli security officials initially said that the three men were believed to have been preparing a bomb for a fresh terror attack inside Israel.

5.   Police said that Khodeir was an electrical engineer who prepared bombs and trained others in using explosives.

6.   A Palestinian man was killed in an explosion in the autonomous West Bank town of Bethlehem Monday, apparently as he was trying to prepare a bomb.

7.   A Palestinian man apparently trying to prepare a bomb was killed in an explosion in the autonomous West Bank town of Bethlehem Monday.

8.   An explosion in an olive grove killed a Palestinian man who Israeli soldiers said was preparing a bomb that accidentally went off.

9.   An explosion in a Palestinian-owned hotel in Jerusalem seriously wounded a guest Friday, and police said the man apparently had been preparing a bomb.

10.   An explosion went off in a hotel in a Palestinian neighborhood of Jerusalem on Friday, seriously wounding a guest who police said apparently was preparing a bomb.