61.   Palestinian leader Yasser Arafat attended the summit, although his participation was kept a guarded secret until the final hour, presumably for security reasons.

62.   Afghanistan also lacks a working central government and opium production a jealously guarded secret.

63.   As with the Olympics, the name of the person who will light the cauldron is a closely guarded secret.

64.   Arafat, who arrived late Saturday, had kept his participation at the summit a guarded secret until the final hour.

65.   But details of the arrangement are a tightly guarded secret here.

66.   But details of the arrangement are a tightly guarded secret.

67.   But just like a Super Bowl game plan, the strategy and keel technology of each team is a closely guarded secret.

68.   But what exactly will be inside remains a closely guarded secret.

69.   Casualty figures are a closely guarded secret.

70.   Details of the festivities are a closely guarded secret, but choreographer Dimitris Papaioannou said both will revolve around the theme of the games returning to their ancient birthplace.