41.   A senior official of a foreign intelligence service confirmed earlier this week that his government had learned of a warning that preceded the attack.

42.   A senior official of a foreign intelligence service also confirmed Monday night that his service had received the reports of a possible terrorist attack in Nairobi.

43.   A senior official of a foreign intelligence service also confirmed tonight that his service had received the reports of a possible attack in Nairobi.

44.   But as his biographer, Thomas Powers, put it, intelligence services are as inevitable as taxes and telephones.

45.   But he came from a rich and influential Pashtun family in Kandahar, with close links to the Taliban intelligence service.

46.   But he never gained the backing of U.S. and Pakistani intelligence services, which funded much of that war.

47.   But he has staffed the regions mostly with former officials of the military and the federal intelligence services.

48.   But in countries friendly to the United States, the Arab intelligence services have been useful proxies in circles that U.S. agents have trouble infiltrating.

49.   But Patrushev said that his intelligence service has no information to support that theory.

50.   But the Russian foreign intelligence service is saying plenty.